Salcedo, A. M. (1977). Inservice training needs of agriculture teachers in public elementary schools [microform]. Photoduplication Service. University of the Philippines Library.
Citazione stile Chigago Style (17a edizione)Salcedo, Anunciacion Martinez. Inservice Training Needs of Agriculture Teachers in Public Elementary Schools [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
Citatione MLA (9a ed.)Salcedo, Anunciacion Martinez. Inservice Training Needs of Agriculture Teachers in Public Elementary Schools [microform]. Photoduplication Service. University of the Philippines Library, 1977.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.