Martinez, B. V. (1974). Sa bulkan ng Taal [microform]. University of the Philippines Library.
Chicago Style (17th ed.) CitationMartinez, Bernabe V. Sa Bulkan Ng Taal [microform]. Quezon City: University of the Philippines Library, 1974.
MLA引文Martinez, Bernabe V. Sa Bulkan Ng Taal [microform]. University of the Philippines Library, 1974.
警告:這些引文格式不一定是100%准確.