Bais, V.S..
Environment and pollution : impact assesment / V.S. Bais, U.S.Gupta. - New Delhi : Northern Book Centre , 1991. - x,131p. : ill.,tables., ; 23cm. .
NULL
8172110103 Rs.160.00
POLLUTION
363.73 / BAI/E
Environment and pollution : impact assesment / V.S. Bais, U.S.Gupta. - New Delhi : Northern Book Centre , 1991. - x,131p. : ill.,tables., ; 23cm. .
NULL
8172110103 Rs.160.00
POLLUTION
363.73 / BAI/E