000 00383nam a2200145Ia 4500
008 100324s9999 xx 000 0 und d
100 _aHolgate N.C.F; Syrett W.W
245 _aExchange arithmetic
260 _c1970
_bPitman and Sons
_aLondon
366 _b1970
520 _astack room
650 _aAccounting
942 _cBK
999 _c66085
_d66085