Viessman, W., & Viessman, W. H. (1999). Water supply and pollution control/6th ed (6th ed.). Addison Wesley.
Styl cytowania ChicagoViessman, Warren, i Warren Hammer Viessman. Water Supply and Pollution Control/6th Ed. 6th ed. California: Addison Wesley, 1999.
Styl cytowania MLAViessman, Warren, i Warren Hammer Viessman. Water Supply and Pollution Control/6th Ed. 6th ed. Addison Wesley, 1999.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..