Geography for Nongeographers (science for Nonscientists, 7) (volume 7)Frank R. Spellman2010PDF2.6 MBEN
Occupational Safety and Health Simplified for the Industrial WorkplaceFrank R. Spellman2015PDF11 MBEN
Spellman's Standard Handbook for Wastewater Operators: Fundamental LevelFrank R. Spellman1999EPUB1.7 MBEN
Land Subsidence Mitigation : Aquifer Recharge Using Treated Wastewater InjectionSpellman · 1st ed2017PDF6.8 MB
Handbook for Waterworks Operator Certification: Intermediate Level, Volume II (volume 2)Spellman et al.2000PDF9.2 MB
Mathematics Manual for Water and Wastewater Treatment Plant Operators : Basic Mathematics. For Water and Wastewater OperatorsFrank R. Spellman2023PDF5.8 MBEN
In Defense of Science: Why Scientific Literacy Matters (volume 8) (science for Nonscientists, 8)Frank R. Spellman2011PDF8.4 MBEN
Schaum’s Outline of Vector Analysis, Second EditionMurray R. Spiegel, Seymour Lipschutz, Dennis Spellman2009PDF2.2 MBEN