APA aipamena

Torres, J. P. (1977). Obligations and contracts: With introduction to law (7th ed.). s.n.].

Chicago Style aipamena

Torres, Justo P. Obligations and Contracts: With Introduction to Law. 7th ed. [S.l: s.n.], 1977.

MLA aipamena

Torres, Justo P. Obligations and Contracts: With Introduction to Law. 7th ed. s.n.], 1977.