Citazione Stile APA (7a Edizione)

Hill, M. K. (2004). Understanding environmental pollution: A primer (Second edition.). Cambridge.

Citazione stile Chigago Style (17a edizione)

Hill, Marquita K. Understanding Environmental Pollution: A Primer. Second edition. Cambridge, UK ; New York: Cambridge, 2004.

Citatione MLA (8a ed.)

Hill, Marquita K. Understanding Environmental Pollution: A Primer. Second edition. Cambridge, 2004.