Mansfield, Edwin <br/><br/>
Industrial research and technological innovation:  an econometric analysis/ 
Edwin Mansfield 
 - New York:  W. W. Norton and company, Inc.  1968. 
 - xviii,235p.:  ills.;  24cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label> Rs. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>TECHNOLOGICAL INNOVATION- UNITED STATES<br/>INDUSTRIAL RESEARCH
<br/><br/><label>Dewey Class. No.: </label>338.064  / MAN/I