De Yro, T. B. (1976). Problems of industrial arts instruction in the Division of Cagayan I [microform]. Photoduplication Service. University of the Philippines Library.
Chicago Style (17th ed.) CitationDe Yro, Tomas Baluyan. Problems of Industrial Arts Instruction in the Division of Cagayan I [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1976.
MLA (9th ed.) CitationDe Yro, Tomas Baluyan. Problems of Industrial Arts Instruction in the Division of Cagayan I [microform]. Photoduplication Service. University of the Philippines Library, 1976.
Warning: These citations may not always be 100% accurate.