Turk, A., & Wittes, J. T. (1972). Ecology pollution evironment. Saunders Company.
Chicagoスタイル(17版)引用形式Turk, Amos, , Janet T. Wittes. Ecology Pollution Evironment. Saunders Company, 1972.
MLA(9版)引用形式Turk, Amos, , Janet T. Wittes. Ecology Pollution Evironment. Saunders Company, 1972.
警告: この引用は必ずしも正確ではありません.