Fried, Charles. (1981). Contract as promise (chapter 2). In Contract as promise: a theory of contractual obligation (pp. 7–27). Harvard University Press.
Gardner, J. (2007). The wrongness of rape. In Offences and defences : selected essays in the philosophy of criminal law (pp. 1–32). Oxford University Press.
Kimel, Dori. (2003). The nature and value of contractual relations. In From promise to contract: towards a liberal theory of contract. Hart.
Raz, J. (1977). Promises and obligations (chapter 12). In Law, morality and society: essays in honour of H.L.A. Hart (pp. 210–228). Clarendon Press.
