Southeast Asian Program for Potato Research and Development, Rasco, E., & Amante, V. (1994). Sweet potato variety evaluation. SAPPRAD.
Citazione stile Chigago Style (17a edizione)Southeast Asian Program for Potato Research and Development, E.T Rasco, e V.D.R Amante. Sweet Potato Variety Evaluation. Los Banos, Laguna: SAPPRAD, 1994.
Citatione MLA (9a ed.)Southeast Asian Program for Potato Research and Development, et al. Sweet Potato Variety Evaluation. SAPPRAD, 1994.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.