000
00281nam a2200121Ia 4500
100
_a
Winkler, M. A
020
_a
0-85312-422-1
942
_c
BK
245
_a
Biological treatment of waste-water
260
_a
John Wily & Sons, New York
_c
1981
082
_a
628.3 Win
300
_a
301
999
_c
13806
_d
13806