Cita APA

Pfafflin, J. R., & Ziegler, E. N. (1983). Encyclopedia of environmental science and engineering (2nd rev. and updated ed.). Gordon and Breach Science Publishers.

Citación estilo Chicago

Pfafflin, James R., and Edward N. Ziegler. Encyclopedia of Environmental Science and Engineering. 2nd rev. and updated ed. New York: Gordon and Breach Science Publishers, 1983.

Cita MLA

Pfafflin, James R., and Edward N. Ziegler. Encyclopedia of Environmental Science and Engineering. 2nd rev. and updated ed. Gordon and Breach Science Publishers, 1983.