1.
Can I Use an Image from the Internet? How to Credit the Source? https://www.labnol.org/internet/credit-images-flowchart/18943/.
2.
Creative Commons Search. https://ccsearch.creativecommons.org/.
3.
Best practices for attribution - Creative Commons. https://wiki.creativecommons.org/wiki/Best_practices_for_attribution#This_is_an_ideal_attribution.
4.
Google Images. https://images.google.com/.
5.
TinEye Reverse Image Search.
6.
Wellcome Images. http://wellcomeimages.org/.
7.
Freepik. http://www.freepik.com/.
8.
Free Images - Free Stock Photos. http://www.freeimages.co.uk/index.htm.
9.
WorldImages - California State University. http://worldimages.sjsu.edu/.
10.
Morguefile free photographs for commercial use. https://morguefile.com/.
11.
Unsplash | Free High-Resolution Photos. https://unsplash.com/.
12.
Gratisography: Free high-resolution photos. http://www.gratisography.com/.
13.
PhotoPin - Photographs licensed under Creative Commons licences. http://photopin.com/.
14.
Wikimedia Commons. https://commons.wikimedia.org/wiki/Main_Page.
15.
Pixabay. https://pixabay.com/en/.
16.
NASA Image and Video Library. https://images.nasa.gov/.
17.
Rijksmuseum - Rijksstudio. https://www.rijksmuseum.nl/en/rijksstudio?ii=0&p=0&from=2019-10-25T15%3A55%3A11.4177121Z.
18.
The Blue Diamond Gallery - Creative Commons images from Alpha Stock Images. http://www.thebluediamondgallery.com/.
19.
Free Images & Free stock photos - PxHere. https://pxhere.com/.
20.
Paris Musées | Open Content under CC0 licence. http://parismuseescollections.paris.fr/en/recherche/image-libre/true?solrsort=ds_created%20desc.
21.
Wolfram Language Image Identification Project. https://www.imageidentify.com/.
22.
Creative Commons Search. https://search.creativecommons.org/.
23.
mobygratis. http://www.mobygratis.com/.
24.
Audio Network - Quality Production Music for TV, Film, Video & Advertising. https://www.audionetwork.com/.
25.
Stonewashed.net Free Music. http://www.stonewashed.net/free-music.html.
26.
Musopen - Free sheet music, royalty free music, and public domain resources. https://musopen.org/.
27.
Freesound.org - Freesound.org. https://freesound.org/.
28.
The WATCH File: Writers, Artists and Their Copyright Holders. http://norman.hrc.utexas.edu/watch//.
29.
TinEye Reverse Image Search. https://www.tineye.com/.
30.
PLSclear. https://plsclear.com/.
31.
The Society of Authors: Author search. http://www.societyofauthors.org/Our-Members/Author-Search.
32.
About The Licenses - Creative Commons. https://creativecommons.org/licenses/.
33.
Creative Commons Search. https://ccsearch.creativecommons.org/.
34.
Creative Commons Kiwi. (5AD).
35.
SHERPA/RoMEO - Publisher copyright policies & self-archiving. http://www.sherpa.ac.uk/romeo/index.php.
36.
Zenodo - Research. Shared. https://zenodo.org/.
37.
Open Source Initiative. http://opensource.org/.
38.
Copyright, Designs and Patents Act 1988. http://www.legislation.gov.uk/ukpga/1988/48/contents (1988).
39.
UCL Copyright Blog. http://blogs.ucl.ac.uk/copyright/.
40.
IPO Copyright notices. https://www.gov.uk/guidance/copyright-notices#published-notices (2014).
41.
Copyright User. http://copyrightuser.org/.
42.
The Public Domain Review. http://publicdomainreview.org/.
43.
UK Copyright Literacy | Decoding copyright and bringing you enlightenment. https://copyrightliteracy.org/.
44.
Copyright Cortex. https://copyrightcortex.org/about.
45.
The National Archives. The National Archives - Crown copyright  and Flowcarts. https://www.nationalarchives.gov.uk/information-management/re-using-public-sector-information/uk-government-licensing-framework/crown-copyright/.
46.
Copyright briefing paper on the Hargreaves exceptions | SCONUL. https://www.sconul.ac.uk/publication/copyright-briefing-paper-on-the-hargreaves-exceptions.
47.
LACA. https://uklaca.org/.
48.
OER IPR Support. http://www.web2rights.com/OERIPRSupport/starter.html.
49.
IP Tutor. http://www.ipo.gov.uk/blogs/iptutor/.
50.
Copyright User – Education & Schools. http://copyrightuser.org/schools/.
51.
Copyright the Card Game. https://copyrightliteracy.org/about-2/copyright-the-card-game/.
52.
Copyright User – Education & Schools. http://copyrightuser.org/schools/.