1998

Applied Math for Wastewater Plant Operators

Price, Joanne K



 

2009

Math for wastewater treatment operators grades 1 and 2 : a guide to preparing for wastewater treatment operator certification exams

Giorgi, John
1st ed


 

2007

Math for water treatment operators : practice problems to prepare for water treatment operator certification exams

Giorgi, John
1st ed


 

2004

Mathematics manual for water and wastewater treatment plant operators

Spellman, Frank R.

Boca Raton, Fla. : CRC Press, [2004]

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2014

Mathematics manual for water and wastewater treatment plant operators

Spellman, Frank R., author.
Second edition
Boca Raton : CRC Press, [2014]

 

2014

Mathematics Manual for Water and Wastewater Treatment Plant Operators, Second Edition : Math Concepts and Calculations

Spellman, Frank R
2nd ed


 

2014

Mathematics manual for water and wastewater treatment plant operators, second edition - three volume set

Spellman, Frank R., author
Second edition
Boca Raton, FL : Taylor and Francis, an imprint of CRC Press, 2014

 

2014

Mathematics manual for water and wastewater treatment plant operators : water treatment operations : math concepts and calculations

Spellman, Frank R
Second edition
Boca Raton, Florida : CRC Press, 2014

 

2014

Water and wastewater calculations manual

Lin, Shundar, author
3rd edition
New York, New York : McGraw-Hill Education LLC., [2014]

 

2014

Water and wastewater calculations manual

Lin, Shundar, author
3rd edition
New York, New York : McGraw-Hill Education LLC., [2014]