APA (7th ed.) Citation

Philippines. University. Library. (1964). U.P. biographical directory.

Chicago Style (17th ed.) Citation

Philippines. University. Library. U.P. Biographical Directory. Quezon City, 1964.

MLA (9th ed.) Citation

Philippines. University. Library. U.P. Biographical Directory. 1964.

Warning: These citations may not always be 100% accurate.