1.
Bishop, C. M. Pattern recognition and machine learning. vol. Information science and statistics (Springer, 2006).
2.
Manning, C. D., Raghavan, P. & Schütze, H. Introduction to information retrieval. (Cambridge University Press, 2008).
3.
Pang-Ning Tan, Michael Steinbach, & Vipin Kumar. Introduction to Data Mining, (First Edition). (Addison Wesley).
4.
Ian H. Witten, Alistair Moffat, & Timothy C. Bell. Managing Gigabytes. (Morgan Kaufmann).