@inbook{1981, address={Cambridge, Mass}, title={Contract as promise (chapter 2)}, booktitle={Contract as promise: a theory of contractual obligation}, publisher={Harvard University Press}, author={Fried, Charles}, year={1981}, pages={7–27} }
@inbook{Gardner_2007, address={Oxford}, title={The wrongness of rape}, booktitle={Offences and defences : selected essays in the philosophy of criminal law}, publisher={Oxford University Press}, author={Gardner, John}, year={2007}, pages={1–32} }
@inbook{2003, address={Oxford}, title={The nature and value of contractual relations}, booktitle={From promise to contract: towards a liberal theory of contract}, publisher={Hart}, author={Kimel, Dori}, year={2003} }
@inbook{Raz_1977, address={Oxford}, title={Promises and obligations (chapter 12)}, booktitle={Law, morality and society: essays in honour of H.L.A. Hart}, publisher={Clarendon Press}, author={Raz, J.}, year={1977}, pages={210–228} }