Viessman, W., & Viessman, W. H. (1999). Water supply and pollution control/6th ed (6th ed.). Addison Wesley.
Stile di citazione ChicagoViessman, Warren, e Warren Hammer Viessman. Water Supply and Pollution Control/6th Ed. 6th ed. California: Addison Wesley, 1999.
Citazione MLAViessman, Warren, e Warren Hammer Viessman. Water Supply and Pollution Control/6th Ed. 6th ed. Addison Wesley, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.