APA

Loon G. W. v., Duffy S. J., . (2011). Environmental chemistry. New York: Oxford.

Chicago

Loon Gary W van, Duffy Stephen J, . 2011. Environmental chemistry. New York: Oxford.

Harvard

Loon G. W. v., Duffy S. J., . (2011). Environmental chemistry. New York: Oxford.

MLA

Loon Gary W van, Duffy Stephen J, . Environmental chemistry. New York: Oxford. 2011.