AWWA's most popular operator training aid, this study guide is specially designed to give water operators and students practice in answering questions that are similar in format and content to the questions that appear on state certification exams. Sample questions and answers for both water treatment and distribution systems are included.
Ik heb een vraag over het boek: ‘Water Operator Certification Exam Prep Handbook - American Water Works Association (AWWA)’.
Vul het onderstaande formulier in.
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