Style de citation APA (7e éd.)

Torres, L. A. (1977). Human ecology and informal groups [microform]. Photoduplication Service. University of the Philippines Library.

Style de citation Chicago (17e éd.)

Torres, Lilia Arbues. Human Ecology and Informal Groups [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.

Style de citation MLA (9e éd.)

Torres, Lilia Arbues. Human Ecology and Informal Groups [microform]. Photoduplication Service. University of the Philippines Library, 1977.