Vespa, A. 1., & Caballero, I. P. (1976). Ang lihim na ahente ng Hapon: Isang manuwal ng imperialismong hapones [microform]. Photoduplication Service, University of the Philippines Library.
Style de citation Chicago (17e éd.)Vespa, Amleto 1888, et Isabelo P. Caballero. Ang Lihim Na Ahente Ng Hapon: Isang Manuwal Ng Imperialismong Hapones [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1976.
Style de citation MLA (9e éd.)Vespa, Amleto 1888, et Isabelo P. Caballero. Ang Lihim Na Ahente Ng Hapon: Isang Manuwal Ng Imperialismong Hapones [microform]. Photoduplication Service, University of the Philippines Library, 1976.
Attention : ces citations peuvent ne pas être correctes à 100%.