APA

Treitel Guenter H,, . (2007). The law of contract. London: Sweet & Maxwell.

Chicago

Treitel Guenter H,, . 2007. The law of contract. London: Sweet & Maxwell.

Harvard

Treitel Guenter H,, . (2007). The law of contract. London: Sweet & Maxwell.

MLA

Treitel Guenter H,, . The law of contract. London: Sweet & Maxwell. 2007.