Hannak, Lesilie <br/><br/>
Concentration inmodern industry: Theory measurement and the U K experience 

 - London  Macmillan  1978 
 - xiii,144 p. 
<br/><br/><label>ISBN: </label> PON10 
<br/><br/><label>Dewey Class. No.: </label>338.7 H196C