Walawala, J. J. (1977). Survey and pathogenecity of plant parasitic nematodes associated with corn [microform]. Photoduplication Service. University of the Philippines Library.
Style de citation Chicago (17e éd.)Walawala, Justino Jumamoy. Survey and Pathogenecity of Plant Parasitic Nematodes Associated with Corn [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
Style de citation MLA (9e éd.)Walawala, Justino Jumamoy. Survey and Pathogenecity of Plant Parasitic Nematodes Associated with Corn [microform]. Photoduplication Service. University of the Philippines Library, 1977.
Attention : ces citations peuvent ne pas être correctes à 100%.