APA Zitierstil

P.Cunningham William, & Ann cunningham Mary. (2006). Principles of Environmental Science: Inquiry and Applications (Tái bản lần thứ 3.). America: MC Graw Hill.

Chicago Zitierstil

P.Cunningham William, und Ann cunningham Mary. Principles of Environmental Science: Inquiry and Applications. Tái bản lần thứ 3. America: MC Graw Hill, 2006.

MLA Zitierstil

P.Cunningham William, und Ann cunningham Mary. Principles of Environmental Science: Inquiry and Applications. Tái bản lần thứ 3. America: MC Graw Hill, 2006.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.