Andrews, W. A., Moore, D. K., & LeRoy, A. C. (1972). A guide to the study of environmental pollution. Prentice-Hall.
Cita Chicago Style (17a ed.)Andrews, William A., Donna K. Moore, y Alex C. LeRoy. A Guide to the Study of Environmental Pollution. Englewood Cliffs: Prentice-Hall, 1972.
Cita MLA (9a ed.)Andrews, William A., et al. A Guide to the Study of Environmental Pollution. Prentice-Hall, 1972.
Precaución: Estas citas no son 100% exactas.