000
00270nam a2200085Ia 4500
008
130123s9999 xx 000 0 und d
082
_a
631.8
245
_a
Biocycle : Journal of Waste Vol.28 NO.1-12
260
_a
Pennsylvania
_b
Biocycle Journal of Water recycling, Emmaus
_c
1988
999
_c
77174
_d
77174