Phumisuwan, W. (1976). University of the Philippines Elementary School grade six pupils: A descriptive profile [microform]. Photoduplication Service. University of the Philippines Library.
Chicago-referens (17:e uppl.)Phumisuwan, Wongjuntara. University of the Philippines Elementary School Grade Six Pupils: A Descriptive Profile [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1976.
MLA-referens (9:e uppl.)Phumisuwan, Wongjuntara. University of the Philippines Elementary School Grade Six Pupils: A Descriptive Profile [microform]. Photoduplication Service. University of the Philippines Library, 1976.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.