000
00291nam a2200097Ia 4500
008
220201s9999 xx 000 0 eng d
100
_a
THEROUX (FRANK R) ETC
245
0
_a
LABORATORY MANUAL FOR CHEMICAL AND BACTERIAL ANALYSIS OF WATER SEWAGE
260
_b
A FLIED SCIENTIFIC PUB
942
_2
ddc
999
_c
97783
_d
97783