Almagro, G. A. (1974). Properties of Manila copal alcosol [microform]. Photoduplication Service,University of the Philippines library.
Cita Chicago (17th ed.)Almagro, Guillermo A. Properties of Manila Copal Alcosol [microform]. Quezon City: Photoduplication Service,University of the Philippines library, 1974.
Cita MLA (9th ed.)Almagro, Guillermo A. Properties of Manila Copal Alcosol [microform]. Photoduplication Service,University of the Philippines library, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.