APA引文

Gasgonia, D. Z. (2021). Environmental law and policies (2021 edition.). University of the Philippines Law Center.

Chicago Style (17th ed.) Citation

Gasgonia, Donna Zapa. Environmental Law and Policies. 2021 edition. Quezon City: University of the Philippines Law Center, 2021.

MLA引文

Gasgonia, Donna Zapa. Environmental Law and Policies. 2021 edition. University of the Philippines Law Center, 2021.