The Marketing of information services :  proceedings of a seminar held by the Aslib Information Industry Group on 11 May 1977 / 
edited by Margaret Raffin. 
 - London :  Aslib,  1978. 
<br/><br/><label>ISBN: </label> L.4.00 ( 
<br/><br/><label>LCCN: </label>78325294 //r88 
<br/><br/><label>Nat. Bib. No.: </label>GB78-29759 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information services -- Marketing -- Congresses.--Information services -- Marketing -- Congresses.--Information services -- Marketing -- Congresses.<br/>Information services industry -- Congresses.--Information services industry -- Congresses.
<br/><br/><label>LC Class. No.: </label>Z674.2  / .M37 
<br/><br/><label>Dewey Class. No.: </label>658.8/09/0290941