Tumapang, S. L. (1978). The Cordillera: A preliminary bibliographic survey of materials on the Igorots [microform]. Photoduplication Service, University of the Philippines Library.
Chicago-Zitierstil (17. Ausg.)Tumapang, Susan L. The Cordillera: A Preliminary Bibliographic Survey of Materials on the Igorots [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1978.
MLA-Zitierstil (9. Ausg.)Tumapang, Susan L. The Cordillera: A Preliminary Bibliographic Survey of Materials on the Igorots [microform]. Photoduplication Service, University of the Philippines Library, 1978.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.