Gaya APA

Environmental economics and development / edited by J. (Hans). B. Opschoor, Kenneth Button, Peter Nijkamp. (1999). : Cheltenham : Edward Elgar.

Gaya MLA

Environmental economics and development / edited by J. (Hans). B. Opschoor, Kenneth Button, Peter Nijkamp. . : Cheltenham : Edward Elgar, 1999. Text.