Reference and information services  a reader 
edited by Bill Katz and Andrea Tarr 
 - Metuchen, N.J.  Scarecrow Press  1978 
 - 456 p. ; 22 cm. 
<br/><br/>includes bibliographical references 
<br/><br/><label>ISBN: </label>0810810913 
<br/><br/><label>LCCN: </label>77-20698 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reference services (Libraries)--Addresses, essays, lectures<br/>Information services--Addresses, essays, lectures