TY  - BOOK
AU  - Spellman, Frank R
TI  - Mathematics manual for water and wastewater treatment plant operators, 3V
U1  - 628.162 S32M(2) 
PY  - 2014///
CY  - Boca Raton
PB  - CRC Press
N1  - 1772 06/01/2015 KB427 12/01/2015 Main Budget
ER  -