Water Operator Certification Study Guide: A Guide to Preparing for Water Treatment and Distribution Operator Certification Exams

by John Giorgi Spiral-bound details (United States). (see also: Spiral-bound) details (UK). (see also: Spiral-bound) details (Germany). (see also: Spiralbindung) details (Canada). (see also: Spiral-bound) ISBN: 978-1-58321-852-5 ISBN-10: 1-58321-852-1 American Waterworks Association · 2011