- Spellman's Standard Handbook for Wastewater Operators: Volume II, Intermediate Level, Second EditionSpellman, Frank R.
Paperback (2nd ed) - Spellman's Standard Handbook for Wastewater Operators: Volume I, Fundamental Level, Second EditionSpellman, Frank R.
Paperback (2nd ed) - Water & Wastewater Infrastructure: Energy Efficiency and SustainabilitySpellman, Frank R.
Hardcover - Mathematics Manual for Water and Wastewater Treatment Plant Operators - Three Volume SetSpellman, Frank R.
Paperback (2nd ed) - Mathematics Manual for Water and Wastewater Treatment Plant Operators: Basic Mathematics for Water and Wastewater OperatorsSpellman, Frank R.
Paperback (2nd ed) - The Science of Water: Concepts and Applications, Third EditionSpellman, Frank R.
Hardcover (3rd ed) - Water and Wastewater Conveyance: Pumping, Hydraulics, Piping, and ValvesSpellman, Frank R.
Hardcover - Environmental Science and Technology: Concepts and Applications, Second EditionWhiting, Nancy E.
Hardcover (2nd ed) - Machine Guarding Handbook: A Practical Guide to OSHA Compliance and Injury PreventionWhiting, Nancy
Paperback - Environmental Management of Concentrated Animal Feeding Operations (CAFOs)Whiting, Nancy E.
Paperback
