000
00332nam a2200121Ia 4500
008
180721s9999 xx 000 0 und d
100
_a
"Kamala, A. & Kanth Rao, D.L."
245
0
_a
"Environmental Engineering water supply, Sanitary Engineering and Pollution"
260
_b
Nil
260
_c
1993
365
_b
51.00
942
_c
BK
999
_c
137193
_d
137193