Frank R. Spellman

The handbook for waterworks operator certification

Frank R. Spellman, 2001 .

The science of air : concepts & applications

Frank R. Spellman, F. Spellman, 1999 .

Food Supply Protection and Homeland Security

Frank R. Spellman, 2016 .

Spellman's Standard Handbook for Wastewater Operators (3 Volume Set)

Frank R. Spellman, 2010 .

Wastewater Operators, References, Models, and Terminology

Frank R. Spellman, Lorilee Medders, Paul Fuller, 2021, Handbook of Risk and Insurance Strategies for Certified Public Risk Officers and Other Water Professionals.

Geography for Nongeographers

Frank R. Spellman, 2010 .

Surviving an OSHA Audit: A Managent Guide

Frank R. Spellman, 1998 .

Water Infrastructure Protection and Homeland Security

Frank R. Spellman, 2007 .

Microbiology for Water and Wastewater Operators (Revised Reprint)

Frank R. Spellman, 1999 .

Wastewater Treatment Operations

Frank R. Spellman, 2020 .