Citazione APA

Cunningham, W. P. (2006). Principles of environmental science: Inquiry and applications. Dubuque: McGraw-Hill.

Stile di citazione Chicago

Cunningham, William P. Principles of Environmental Science: Inquiry and Applications. Dubuque: McGraw-Hill, 2006.

Citazione MLA

Cunningham, William P. Principles of Environmental Science: Inquiry and Applications. Dubuque: McGraw-Hill, 2006.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.