Hartley R J <br/><br/>
Online searching    Principles and practice 

 - London  Bowker Saur        1990 
 - xvii, 387p.  cm. 
<br/><br/><label>Standard No.: </label>4,894 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>2:55: (D65, 8 (B), N0 (2D)