APA (7th ed.) Citation

De Leon, H. S., & De Leon, H. M. (2001). Administrative law: Text and cases (4th ed.). Rex Book Store.

Chicago Style (17th ed.) Citation

De Leon, Hector S., and Hector M. De Leon. Administrative Law: Text and Cases. 4th ed. Manila: Rex Book Store, 2001.

MLA (9th ed.) Citation

De Leon, Hector S., and Hector M. De Leon. Administrative Law: Text and Cases. 4th ed. Rex Book Store, 2001.