APA-viite (7. p.)

Magtolis, C. M. J. A policy study on environmental protection in the Philippines. Philippine journal of public administration.

Chicago-viite (17. p.)

Magtolis, Carlos M. Jr. "A Policy Study on Environmental Protection in the Philippines." Philippine Journal of Public Administration .

MLA-viite (9. p.)

Magtolis, Carlos M. Jr. "A Policy Study on Environmental Protection in the Philippines." Philippine Journal of Public Administration, .

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.