Palmer, Roger C. <br/><br/>
Online reference and information retrieval / 
Roger C. Palmer. 
 - 2nd edition. 
 - Littleton, Colo. :  Libraries Unlimited,  1987. 
 - xii, 189 p. :  ill. 
 - Library science text series .
<br/><br/><label>ISBN: </label>0872875369 (pbk.) :  $25.00 
<br/><br/><label>LCCN: </label>88900892     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reference services (Libraries)--Automation.<br/>Information retrieval.<br/>Information services--User education.<br/>Database searching<br/>Online bibliographic searching