Παραπομπή APA

vanLoon , G. W., & Duffy , S. J. (2000). Environmental chemistry: A global perspective. University press.

Παραπομπή Chicago Style

vanLoon , Gary W., και Stephen J. Duffy. Environmental Chemistry: A Global Perspective. Oxford: University press, 2000.

Παραπομπή MLA

vanLoon , Gary W., και Stephen J. Duffy. Environmental Chemistry: A Global Perspective. University press, 2000.