Espinas, M. B. (1974). An annotated English poem-translation and a critical study of Ibalong, the Bikol folk epic-fragment [microform]. Photoduplication Service, University of the Philippines Library.
Chicago Style (17th ed.) CitationEspinas, Merito B. An Annotated English Poem-translation and a Critical Study of Ibalong, the Bikol Folk Epic-fragment [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1974.
MLA引文Espinas, Merito B. An Annotated English Poem-translation and a Critical Study of Ibalong, the Bikol Folk Epic-fragment [microform]. Photoduplication Service, University of the Philippines Library, 1974.
警告:這些引文格式不一定是100%准確.