APA引文

De Leon, H. S., & De Leon, H. M. J. (2014). Comments and cases on obligations and contracts (Sixth edition.). Rex Book Store.

Chicago Style (17th ed.) Citation

De Leon, Hector S., and Hector M. Jr De Leon. Comments and Cases on Obligations and Contracts. Sixth edition. Manila: Rex Book Store, 2014.

MLA引文

De Leon, Hector S., and Hector M. Jr De Leon. Comments and Cases on Obligations and Contracts. Sixth edition. Rex Book Store, 2014.