Παραπομπή σε μορφή APA (7η εκδ.)

Pugne, M. F. (1976). Essential qualities that should be emphasized in the professional training of competent trade teachers [microform]. Photoduplication Service. University of the Philippines Library.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Pugne, Melquiades F. Essential Qualities That Should Be Emphasized in the Professional Training of Competent Trade Teachers [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1976.

Παραπομπή σε μορφή MLA (9th εκδ.)

Pugne, Melquiades F. Essential Qualities That Should Be Emphasized in the Professional Training of Competent Trade Teachers [microform]. Photoduplication Service. University of the Philippines Library, 1976.