Calilung, V. (1977). Philippine aphidoidea (Homoptera) [microform]. Photoduplication Service. University of the Philippines Library.
Chicago Style (17th ed.) CitationCalilung, Venus. Philippine Aphidoidea (Homoptera) [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
MLA (9th ed.) CitationCalilung, Venus. Philippine Aphidoidea (Homoptera) [microform]. Photoduplication Service. University of the Philippines Library, 1977.
Warning: These citations may not always be 100% accurate.