Campbell, Malcolm J. <br/><br/>
Business information services :  some aspects of structure, organi sation, and problems / 
Malcolm J. Campbell. 
 - 2nd ed. 
 - London :  Bingley,  1981. 
 - 179 p. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0851573215 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business information services.<br/>Business information services--Gt. Brit.
<br/><br/><label>Dewey Class. No.: </label>026.658 CAM