Agustin, L. M. (1979). Abstracts of Philippine researches in guidance: 1971-1976. University of the Philippines Library.
Chicago-referens (17:e uppl.)Agustin, Leila Mendoza. Abstracts of Philippine Researches in Guidance: 1971-1976. Quezon City: University of the Philippines Library, 1979.
MLA-referens (9:e uppl.)Agustin, Leila Mendoza. Abstracts of Philippine Researches in Guidance: 1971-1976. University of the Philippines Library, 1979.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.