APA
Treitel G H,, . (1966). Law of contracts. London: Stevens & Sons.
Chicago
Treitel G H,, . 1966. Law of contracts. London: Stevens & Sons.
Harvard
Treitel G H,, . (1966). Law of contracts. London: Stevens & Sons.
MLA
Treitel G H,, . Law of contracts. London: Stevens & Sons. 1966.