APA(7版)引用形式

Koch, A. R. (1986). Economic principles: Growth and environment. Avi.

Chicagoスタイル(17版)引用形式

Koch, A. Robert. Economic Principles: Growth and Environment. Westport, Conn.: Avi, 1986.

MLA(9版)引用形式

Koch, A. Robert. Economic Principles: Growth and Environment. Avi, 1986.

警告: この引用は必ずしも正確ではありません.