Salcedo, R. N. (1977). A comparative study of the in-school and out-of-school farming programs in ten selected agricultural schools in the Philippines [microform]. Photoduplication Service,University of the Philippines Library.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Salcedo, Rodolfo Nacino. A Comparative Study of the In-school and Out-of-school Farming Programs in Ten Selected Agricultural Schools in the Philippines [microform]. Quezon City: Photoduplication Service,University of the Philippines Library, 1977.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)Salcedo, Rodolfo Nacino. A Comparative Study of the In-school and Out-of-school Farming Programs in Ten Selected Agricultural Schools in the Philippines [microform]. Photoduplication Service,University of the Philippines Library, 1977.
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