Sehgal, R.L. <br/><br/>
Designing and evaluation of research in library science. 

 - New Delhi     Ess Ess Publications.  1998 
 - 363p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library Science
<br/><br/><label>Dewey Class. No.: </label>020 SEH