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Participants consider the history, status, and future direction of operator certification in North America.
Participants consider the history, status, and future direction of operator certification in North America.
Operator certification
Rossiter, David (Autor:in)
Journal ‐ American Water Works Association ; 89 ; 24-116
01.01.1997
4 pages
Aufsatz (Zeitschrift)
Elektronische Ressource
Englisch
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