000 00351nam a2200145Ia 4500
008 180611s9999||||xx |||||||||||||| ||und||
020 _a333-01332-8
041 _aen
082 _a338
100 _aH.Speight
245 0 _aEconomics And Industrial Efficincy
260 _aNew York
_bMacmillan St Martin's Press
_c1967
300 _a266.P
942 _cLL
999 _c1573
_d1573