Gaya APA

Aruego, J, M, &, A, G, E. (1981). Principles of political science, rev. ed. . Manila: Manila University Book Supply.

Gaya MLA

Aruego, Jose, M., &, Aruego-Torres,, Gloria, E.. "Principles of political science, rev. ed. ". Manila: Manila University Book Supply, 1981. Buku.