Gripaldo, R. M. (1997). Manuel L. Quezon's political philosophy. Sophia.
芝加哥风格引文Gripaldo, Rolando M. "Manuel L. Quezon's Political Philosophy." Sophia 1997.
MLA引文Gripaldo, Rolando M. "Manuel L. Quezon's Political Philosophy." Sophia, 1997.
警告：这些引文格式不一定是100％准确.