000
00299nam a22001337a 4500
020
_a
9780070494633
082
_a
628 BAS-E
100
_a
Basak N N
_9
920
245
_a
Environmental engineering
260
_a
Chennai
_b
McGraw-Hill
_c
2017
300
_a
295p.
650
_a
Environment
_9
921
942
_c
BK
999
_c
4997
_d
4997