Gibb, A. (1976). A note: Defining the non-farm employment question [microform]. Photoduplication Service, University of the Philippines Library.
Chicago Style (17. basım) AtıfGibb, Arthur. A Note: Defining the Non-farm Employment Question [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1976.
MLA (9th ed.) AtıfGibb, Arthur. A Note: Defining the Non-farm Employment Question [microform]. Photoduplication Service, University of the Philippines Library, 1976.
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