Cita APA (7a ed.)
Viessman, W., & Hammer, M. J. (1998). Water supply and pollution control (6th.ed.). Addison-Wesley.
Cita Chicago Style (17a ed.)
Viessman, Warren, y Mark J. Hammer. Water Supply and Pollution Control. 6th.ed. Menlo Park: Addison-Wesley, 1998.
Cita MLA (9a ed.)
Viessman, Warren, y Mark J. Hammer. Water Supply and Pollution Control. 6th.ed. Addison-Wesley, 1998.
Precaución: Estas citas no son 100% exactas.