Public Water Supply Engineers Conference University of Illinois at Urbana-Champaign & University of Illinois at Urbana-Champaign. Department of Civil Engineering. (1979). Proceedings, twenty-first annual Public Water supply Engineers' Confernece: Safe drinking water by modern standards. [The University].
Chicago Style (17th ed.) CitationPublic Water Supply Engineers Conference University of Illinois at Urbana-Champaign and University of Illinois at Urbana-Champaign. Department of Civil Engineering. Proceedings, Twenty-first Annual Public Water Supply Engineers' Confernece: Safe Drinking Water by Modern Standards. [Urbana, Ill.]: [The University], 1979.
MLA (9th ed.) CitationPublic Water Supply Engineers Conference University of Illinois at Urbana-Champaign and University of Illinois at Urbana-Champaign. Department of Civil Engineering. Proceedings, Twenty-first Annual Public Water Supply Engineers' Confernece: Safe Drinking Water by Modern Standards. [The University], 1979.