Southeast Asian Program for Potato Research and Development (SAPPRAD), Rasco, E. T., & Amante, V. d. (1994). Sweetpotato variety evaluation (2nd ed.). SAPPRAD.
Chicago Style (17th ed.) CitationSoutheast Asian Program for Potato Research and Development (SAPPRAD), E. T. Rasco, and V. d.R Amante. Sweetpotato Variety Evaluation. 2nd ed. Los Banos, Philippines: SAPPRAD, 1994.
MLA (9th ed.) CitationSoutheast Asian Program for Potato Research and Development (SAPPRAD), et al. Sweetpotato Variety Evaluation. 2nd ed. SAPPRAD, 1994.
Warning: These citations may not always be 100% accurate.