Information economics :  costs and prices of machine-readable information in Europe / 
edited by Gordon Pratt ; compiled by Gordon Pratt and Susan Harvey 
 - London :  Aslib,  1976 
 - iii, 115 p. :  ill. ;  30 cm. 
 - European user series ;  2 .
<br/><br/><label>ISBN: </label> PND 8.13(pbk) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information services--Europe<br/>Information storage and retrieval systems
<br/><br/><label>Dewey Class. No.: </label>338.4701078