APA (7th ed.) Citation

De Leon, H. S., & De Leon, H. M. J. (2019). Comments and cases on obligations and contracts (Seventh 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. Seventh edition. Manila: Rex Book Store, 2019.

MLA (8th ed.) Citation

De Leon, Hector S., and Hector M. Jr De Leon. Comments and Cases on Obligations and Contracts. Seventh edition. Rex Book Store, 2019.