TY  - BOOK
AU  - Singh,M.K.
TI  - Water pollution
SN  - 9789380515137
U1  - 363.7394 22
PY  - 2013///
CY  - New Delhi
PB  - Mansi Prakashan
KW  - Water-pollution
N1  - Includes bibliographical references and index
ER  -