APA (7e ed.) Bronvermelding

(1976). President Sergio Osmena: The highlights of a leadership unequalled by that of any living Filipino [microform]. Photoduplication Service, University of the Philippines Library.

Chicago (17e ed.) Bronvermelding

President Sergio Osmena: The Highlights of a Leadership Unequalled by That of Any Living Filipino [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1976.

MLA (9e ed.) Bronvermelding

President Sergio Osmena: The Highlights of a Leadership Unequalled by That of Any Living Filipino [microform]. Photoduplication Service, University of the Philippines Library, 1976.