Ranganathan, S. R. <br/><br/>
Reference service / 
by S. R. Ranganathan. 
 - 2nd ed. 
 - Bangalore:  Sarada Ranganathan endowment for Library Science,  1961 
 - 432 p. ;  22 cm. 
 - Ranganathan series in library science;  no. 8. .
<br/><br/><label>ISBN: </label>8185273200 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reference services (Libraries).