Ranganathan, S. R.  1892-1972. <br/><br/>
Reference service  
by S. R. Ranganathan. 
 - [ed.2] 
 - London :  Asia Pub. House,  [c1961] 
 - 432 p. ;  23 cm. 
 - Ranganathan series in library science,  8 .
<br/><br/> Revision of v. 1 of Reference service and bibliograhy, published in 1940. 
<br/><br/><label>LCCN: </label>62000434  
<br/><br/><label>Nat. Bib. No.: </label>GB61-21790 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reference services (Libraries)
<br/><br/><label>LC Class. No.: </label>Z711  / .R32 
<br/><br/><label>Dewey Class. No.: </label>025  / RAN