American Water Works Association. (1967). Suggested Course Outline for Water Distribution System Operators. Grade I (Basic Course). New York: American Water Works Association, Inc..
Chicago Style CitationAmerican Water Works Association. Suggested Course Outline for Water Distribution System Operators. Grade I (Basic Course). New York: American Water Works Association, Inc., 1967.
MLA CitationAmerican Water Works Association. Suggested Course Outline for Water Distribution System Operators. Grade I (Basic Course). New York: American Water Works Association, Inc., 1967.
Warning: These citations may not always be 100% accurate.