000 00450nam a2200205 4500
008 110906s9999 xx 000 0 und d
020 _a(hard cover):
082 0 0 _a1 two
082 0 0 _a628
100 0 _atwort,
245 1 0 _aa textbook of water supply:
_ca;
250 _a1
260 _auk:
_bedward arnold
_c1963,
300 _a422,
300 _axv.
_c23
500 _ano index
504 _aincludes references
600 1 0 _ac
600 1 0 _x
999 _c6736
_d6736