APA (7e ed.) Bronvermelding

Han, K. W. (1977). Sulfur availability to rice plants and its transfoemation in rice soil and rhizosphere [microform]. Photoduplication Service. University of the Philippines Library.

Chicago (17e ed.) Bronvermelding

Han, Kang Wan. Sulfur Availability to Rice Plants and Its Transfoemation in Rice Soil and Rhizosphere [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.

MLA (9e ed.) Bronvermelding

Han, Kang Wan. Sulfur Availability to Rice Plants and Its Transfoemation in Rice Soil and Rhizosphere [microform]. Photoduplication Service. University of the Philippines Library, 1977.