TY  - BOOK
AU  - Culp, Gordon L. and Culp, Russell, L.
TI  - New concepts in water purification
SN  - 0442217811
U1  - 333.91 
PY  - 1974///
CY  - New York
PB  - Van nostrand reinhold
KW  - Water
KW  - Water resources
ER  -