Gold, Bela <br/><br/>
Explorations in managerial economics :  productivity, costs, technology and growth 
<label>/ by </label> Gold, Bela 
 - London  Macmillan  1971 
 - x, 297p.  ill.  24 cm. 
<br/><br/><label>ISBN: </label>333044215 
<br/><br/><label>Dewey Class. No.: </label>658  / GOL