Παραπομπή APA

Pearce, D. W. (1993). World Without End: Economics, Enviroment, nad Sustainable Development. Oxford University.

Παραπομπή Chicago Style

Pearce, David W. World Without End: Economics, Enviroment, Nad Sustainable Development. New Delhi: Oxford University, 1993.

Παραπομπή MLA

Pearce, David W. World Without End: Economics, Enviroment, Nad Sustainable Development. Oxford University, 1993.