APA (7e ed.) Bronvermelding

Yabes, L. Y. (1976). A philosophy for human survival. University of the Philippines Press.

Chicago (17e ed.) Bronvermelding

Yabes, Leopoldo Y. A Philosophy for Human Survival. Quezon City: University of the Philippines Press, 1976.

MLA (9e ed.) Bronvermelding

Yabes, Leopoldo Y. A Philosophy for Human Survival. University of the Philippines Press, 1976.