Palmer, Roger C. <br/><br/>
Online reference and information retrieval 
Roger C. Palmer. 
 - Littleton, Colo.  Libraries Unlimited  1983. 
 - 149p. ill. 29cm 
 - Library science text series .
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0872873471  pbk 
<br/><br/><label>Subjects--Corporate Names: </label><br/>Bibliographic Retrieval Services, Inc
<br/><br/><label>Subjects--Topical Terms: </label><br/>On--line bibliographic searching<br/>DIALOG (Information retrieval system)<br/>ORBIT (Information retrieval system)