Mangahas, M. K. (1976). A cross-sectional study of the diffuion of new rice varities in Central Luzon [microform]. Photoduplication Service,University of the Philippines.
Citação do estilo Chicago (17ª ed.)Mangahas, Mahar Kelly. A Cross-sectional Study of the Diffuion of New Rice Varities in Central Luzon [microform]. Quezon City: Photoduplication Service,University of the Philippines, 1976.
Citação MLA (9ª ed.)Mangahas, Mahar Kelly. A Cross-sectional Study of the Diffuion of New Rice Varities in Central Luzon [microform]. Photoduplication Service,University of the Philippines, 1976.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.