000 00319nam a2200145Ia 4500
020 _a0491018908
082 _a380
_bWHC
100 _aWhitehead, G M
_982232
245 _aCommerce
_b: made simple
260 _aLondon:
_bW H Allen,
_c1969
300 _a340p
546 _aeng
650 _aCommerce
_982233
942 _cBK
999 _c19897
_d19897