Armstrong, C. J. <br/><br/>
Keyguide to information sources in online and CD-ROM database searching / 
 Online and CD-ROM database searching. 
C.J. Armstrong and R.J. Hartley. 
 - 2nd ed. 
 - London ;  Washington [D.C.] :  Mansell,  1997. 
 - xxviii, 307 p. ;  24 cm. 
<br/><br/> Rev. ed. of: Keyguide to information sources in online and CD-ROM database searching / John Cox. 1991.  Includes index. 
<br/><br/><label>ISBN: </label>0720122074 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Online bibliographic searching--Bibliography<br/>Database searching--Bibliography<br/>Information retrieval--Bibliography
<br/><br/><label>LC Class. No.: </label>Z699.2 
<br/><br/><label>Dewey Class. No.: </label>025.3/16