Carpena, A. L., Manguiat, P., del Rosario, E. E., Lalusin, A. G., Gueco, L. S., Reaño, C. E., . . . Quilloy, R. B. (2009). Development and release in the Philippines of sweetpotato variety 'NSIC Sp-31'. Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist).
Chicago Style (17. basım) AtıfCarpena, Azucena L., Proceso Manguiat, Edwin E. del Rosario, Antonio G. Lalusin, Lavernee S. Gueco, Consorcia E. Reaño, Felicito M. Rodriguez, ve Reynaldo B. Quilloy. "Development and Release in the Philippines of Sweetpotato Variety 'NSIC Sp-31'." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist) 2009.
MLA (9th ed.) AtıfCarpena, Azucena L., et al. "Development and Release in the Philippines of Sweetpotato Variety 'NSIC Sp-31'." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist), 2009.