Singh, H. . .. (1964). Cultivation of sweet potato. Indian Council for Agricultural Research.
シカゴスタイル引用形Singh, H.B. Cultivation of Sweet Potato. New Delhi: Indian Council for Agricultural Research, 1964.
MLA引用形式Singh, H.B. Cultivation of Sweet Potato. Indian Council for Agricultural Research, 1964.
警告: この引用は必ずしも正確ではありません.