Mansfield, Edwin <br/><br/>
The economics of technological change 

 - Great Britain:          Longman,   1968 
 - 257p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Subjects--Index Terms: </label>Technology 
<br/><br/><label>Universal Decimal Class. No.: </label>6.001.6:338  / K8