Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

Aruego, Jose M., i Gloria E. Aruego Torres. Principles of Political Science. Rev. ed. Manila: University Book Supply, 1981.

Cita MLA (9th ed.)

Aruego, Jose M., i Gloria E. Aruego Torres. Principles of Political Science. Rev. ed. University Book Supply, 1981.