APA ציטוט

Polasky, S. Comments on 'Key issues for attention from ecological economists' by Paul Ehrlich.

Trích dẫn kiểu Chicago

Polasky, Stephen. Comments On 'Key Issues for Attention From Ecological Economists' By Paul Ehrlich.

ציטוט MLA

Polasky, Stephen. Comments On 'Key Issues for Attention From Ecological Economists' By Paul Ehrlich.