APA (7e ed.) Bronvermelding

Agpalo, R. E. (1978). Models of political systems and the Philippines. University of the Philippines Press.

Chicago (17e ed.) Bronvermelding

Agpalo, Remigio Escalona. Models of Political Systems and the Philippines. Quezon City: University of the Philippines Press, 1978.

MLA (9e ed.) Bronvermelding

Agpalo, Remigio Escalona. Models of Political Systems and the Philippines. University of the Philippines Press, 1978.