Online searching :  principles and practice / 
R. J. Hartley... [et al.] 
 - London :  Bowker-Saur,  c1990 
 - xvii, 387 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0408022906 :  PND 25.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Online bibliographic searching<br/>Database searching
<br/><br/><label>Dewey Class. No.: </label>025.3132.