HaLL , James Logan . <br/><br/>
Online bibliographic databases:an international directory /  
Comp. by James Logan Hall, Marjorie Jean Brown. 
 - 2nd ed /   . 
 - London :   ASLIB ,   1981. 
 - xxx,213 p ;   24 cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label> NULL (Hb) 
<br/><br/><label>Subjects--Index Terms: </label>INFORMATION STORAGE AND RETRIEVAL SYSTEM 
<br/><br/><label>Dewey Class. No.: </label>025.04  / HAL/O