APA Citatie

James R. Pfafflin & Edward N. Ziegler. (2006). Encyclopedia of environmental science and engineering (5th ed.). CRC.

Chicago Style citaat

James R. Pfafflin en Edward N. Ziegler. Encyclopedia of Environmental Science and Engineering. 5th ed. Boca Raton: CRC, 2006.

MLA citatie

James R. Pfafflin en Edward N. Ziegler. Encyclopedia of Environmental Science and Engineering. 5th ed. CRC, 2006.