Wilaipon, P. (1977). Factors that influence the growth of panicum maximum jacq. and centrosema pubescens benth in mixed swards [microform]. Photoduplication Service. University of the Philippines Library.
Chicago-referens (17:e uppl.)Wilaipon, Prasit. Factors That Influence the Growth of Panicum Maximum Jacq. and Centrosema Pubescens Benth in Mixed Swards [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
MLA-referens (9:e uppl.)Wilaipon, Prasit. Factors That Influence the Growth of Panicum Maximum Jacq. and Centrosema Pubescens Benth in Mixed Swards [microform]. Photoduplication Service. University of the Philippines Library, 1977.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.