000
00306nam a2200133 4500
999
_c
34234
_d
34234
020
_a
9780070494633
082
_a
628.5 BAS
100
_a
Basak, N N
245
_a
Environmental Engineering
260
_a
New Delhi
_b
McGraw Hill
_c
2003
300
_a
293
700
_a
942
_2
ddc
_c
BK