APA (7th ed.) Citation

Leonen, M. M. (2001). Overview of Philippine environmental laws. Tanggol Kalikasan.

Chicago Style (17th ed.) Citation

Leonen, Marvic M.V.F. Overview of Philippine Environmental Laws. [Metro Manila]: Tanggol Kalikasan, 2001.

MLA (9th ed.) Citation

Leonen, Marvic M.V.F. Overview of Philippine Environmental Laws. Tanggol Kalikasan, 2001.