Gaya APA

Principles of environmental and resources economics : a guide for students and decision-makers / edited by Henk Folmer, H. Landis Gabel. (2000). : Cheltenham : Edward Elgar.

Gaya MLA

Principles of environmental and resources economics : a guide for students and decision-makers / edited by Henk Folmer, H. Landis Gabel. 2nd ed.. : Cheltenham : Edward Elgar, 2000. Text.