Cita APA (7th ed.)

Hill, M. K. (2010). Understanding environmental pollution (3rd ed.). Cambridge University Press.

Cita Chicago (17th ed.)

Hill, Marquita K. Understanding Environmental Pollution. 3rd ed. Cambridge: Cambridge University Press, 2010.

Cita MLA (9th ed.)

Hill, Marquita K. Understanding Environmental Pollution. 3rd ed. Cambridge University Press, 2010.