APA ציטוט

Palis, R. G. (1980). Soil erosion under different cover crops [microform]. Photoduplication Service. University of the Philippines Library.

Chicago Style (17th ed.) Citation

Palis, Reynaldo Gibas. Soil Erosion Under Different Cover Crops [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1980.

ציטוט MLA

Palis, Reynaldo Gibas. Soil Erosion Under Different Cover Crops [microform]. Photoduplication Service. University of the Philippines Library, 1980.