TY - GEN AU - Williams,J.P. AU - Wiley, P.B. TI - Ullmann's -Biotechnology and Biochemical Engineering - VOL-1 SN - 83527316038 U1 - 660.6 PY - 2007/// CY - Germany PB - Wiley-VCH Verlag GmbH & Co. KGaA KW - Symbols and Units, Conversion Factors,Mutagenic Agent ER -