TY  - BOOK
AU  - Roques,Henri
TI  - Chemical water treatment: principles and practice 
SN  - 1560815183 (alk. paper)
AV  - TD451 .F6613 1996
U1  - 628 ROQ 20
PY  - 1996///
CY  - New York, N.Y.
PB  - VCH
KW  - Water
KW  - Purification
KW  - Sewage
N1  - H.B; Includes bibliographical references and index
ER  -