Media type: E-Article Title: Communications and telecommunications Contributor: Hancock, Alan imprint: Elsevier BV, 1978 Published in: Telecommunications Policy Language: English DOI: 10.1016/0308-5961(78)90043-5 ISSN: 0308-5961 Keywords: Information Systems ; Communication ; Library and Information Sciences ; Economics and Econometrics ; Management, Monitoring, Policy and Law ; Management Information Systems Origination: Footnote: