Sharma, Jagdish Saran <br/><br/>
Reference service and sources of information 

 - Delhi  Ess Ess  1987 
 - viii,288p.  22 cm. 
<br/><br/><label>ISBN: </label>817000022X 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Library Reference service<br/>Library Science
<br/><br/><label>Dewey Class. No.: </label>025.52  / SHA