APA (7th ed.) Citation

Annapantula, B. (1977). Some factors affecting the availability of zinc in rice soils [microform]. Photoduplication Service. University of the Philippines Library.

Chicago Style (17th ed.) Citation

Annapantula, Bhadrachalam. Some Factors Affecting the Availability of Zinc in Rice Soils [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.

MLA (9th ed.) Citation

Annapantula, Bhadrachalam. Some Factors Affecting the Availability of Zinc in Rice Soils [microform]. Photoduplication Service. University of the Philippines Library, 1977.