Cita APA

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

Citación estilo Chicago

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

Cita MLA

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

Warning: These citations may not always be 100% accurate.