000 00303nam a2200133Ia 4500
008 160710s1973 xx 000 0 und d
020 _a012181890X
082 _a572.7 HIR
100 _aHIRS,CH
245 _aMETHODS IN ENZYMOLOGY
260 _bACADMIC PRESS
_c1973
300 _a1063
942 _2ddc
_cB
999 _c60456
_d60456