APA (7e ed.) Bronvermelding

Tangonan, N. G. (1980). Sorghum foliar fungal discases: Etiology and index ratings in Southern Mindanao [microform]. Photoduplication Service. University of the Philippines Library.

Chicago (17e ed.) Bronvermelding

Tangonan, Naomi G. Sorghum Foliar Fungal Discases: Etiology and Index Ratings in Southern Mindanao [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1980.

MLA (9e ed.) Bronvermelding

Tangonan, Naomi G. Sorghum Foliar Fungal Discases: Etiology and Index Ratings in Southern Mindanao [microform]. Photoduplication Service. University of the Philippines Library, 1980.