Cortado, R. V. (1977). Survey, identification and pathogenicity tests of nematodes associated with tobacco grown in northern Luzon [microform]. Photoduplication Service. University of the Philippines Library.
Chicago-Zitierstil (17. Ausg.)Cortado, Rosendo Valdez. Survey, Identification and Pathogenicity Tests of Nematodes Associated with Tobacco Grown in Northern Luzon [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
MLA-Zitierstil (9. Ausg.)Cortado, Rosendo Valdez. Survey, Identification and Pathogenicity Tests of Nematodes Associated with Tobacco Grown in Northern Luzon [microform]. Photoduplication Service. University of the Philippines Library, 1977.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.