Philippine Council for Agriculture and Resources Research and Development, Lopez, E. L., & Calumpang, L. M. (1985). State of the art abstract bibliography of white potato researches. PCARRD.
Chicago-referens (17:e uppl.)Philippine Council for Agriculture and Resources Research and Development, Ester L. Lopez, och Lorna M. Calumpang. State of the Art Abstract Bibliography of White Potato Researches. Los Banos, Laguna: PCARRD, 1985.
MLA-referens (9:e uppl.)Philippine Council for Agriculture and Resources Research and Development, et al. State of the Art Abstract Bibliography of White Potato Researches. PCARRD, 1985.
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