Valdemoro, F. L. (1977). A study of the definitions of mathematical concepts in first year mathematics textbook used in Our Lady of Penafrancia Seminary [microform]. Photoduplication Service. University of the Philippines Library.
Citazione stile Chigago Style (17a edizione)Valdemoro, Filomeno Laurio. A Study of the Definitions of Mathematical Concepts in First Year Mathematics Textbook Used in Our Lady of Penafrancia Seminary [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
Citatione MLA (9a ed.)Valdemoro, Filomeno Laurio. A Study of the Definitions of Mathematical Concepts in First Year Mathematics Textbook Used in Our Lady of Penafrancia Seminary [microform]. Photoduplication Service. University of the Philippines Library, 1977.