Calingasan, E. L. (1974). Martial law in the Philippines [microform]. Photoduplication Service, University of the Philippines Library.
Chicago Style (17. basım) AtıfCalingasan, Ernesto L. Martial Law in the Philippines [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1974.
MLA (9th ed.) AtıfCalingasan, Ernesto L. Martial Law in the Philippines [microform]. Photoduplication Service, University of the Philippines Library, 1974.
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