Cita APA (7th ed.)

Gripaldo, R. M. (1997). Manuel L. Quezon's political philosophy. Sophia.

Cita Chicago (17th ed.)

Gripaldo, Rolando M. "Manuel L. Quezon's Political Philosophy." Sophia 1997.

Cita MLA (9th ed.)

Gripaldo, Rolando M. "Manuel L. Quezon's Political Philosophy." Sophia, 1997.