David, B. V. K. (1975). Elements of economic entomology.
シカゴスタイル引用形David, B Vasantharaj; Kumaraswami. Elements of Economic Entomology. Popular Book Depot, Madras, 1975.
MLA引用形式David, B Vasantharaj; Kumaraswami. Elements of Economic Entomology. 1975.
警告: この引用は必ずしも正確ではありません.