Directory of industrial information systems and services  
/  United Nations Industrial Development Organization 31 January 1979 
 -  International centre for Industrial Studies,   1979 
 - vi, 71p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information science
<br/><br/><label>Subjects--Index Terms: </label>Developing countries Directories 
<br/><br/><label>Universal Decimal Class. No.: </label>D 002:334.7(058.7)  / L9