Telecommunication services for developing economies:   Proceedings of the ITC specialist seminar Cracow, Poland, 22-27 April, 1991 
/ Elsevier 
 - London:   Elsevier:   1991 
 - xi, 689p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business Management
<br/><br/><label>Subjects--Index Terms: </label>Economies Telecommunication 
<br/><br/><label>Universal Decimal Class. No.: </label>654.9(082.2)  / N1