Khanna, J.K. <br/><br/>
Knowledge evolution, structure and research methodology / 
J.K. Khanna and  K.K. Vashisht. 
 - New Delhi :  Ess Ess Publications,  1985. 
 - xii, 519 p. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>817000005X