Nang, A. L. (1980). Relationships of some attitudial aspects of second language learning to proficiency in Pilipino [microform]. Photoduplication Service, University of the Philippines Library.
Chicago-referens (17:e uppl.)Nang, Antonio L. Relationships of Some Attitudial Aspects of Second Language Learning to Proficiency in Pilipino [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1980.
MLA-referens (9:e uppl.)Nang, Antonio L. Relationships of Some Attitudial Aspects of Second Language Learning to Proficiency in Pilipino [microform]. Photoduplication Service, University of the Philippines Library, 1980.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.