000 00347n a2200157 a 4500
000 B B
001 001822
005 20220201162904.0
082 _a380
_bM5 COM
100 _aPitfield, R.R.
245 _aMastering Commerce
260 _aLondon
_bMacmillan
_c1985
300 _axviii; 256
690 _aCommerce,Commerce
908 _aT
999 _c1820
_d1820