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Bibliographic Details
Other Authors: Godfrey, Dave, 1938-, Parkhill, D. F. (Douglas F.)
Format: Book
Language:English
Published: Toronto : Press Porcepic, [1979]
Subjects:
Mass media > Social aspects > Canada.
Data transmission systems.
Description
Physical Description:231 pages : illustrations ; 24 cm.
Bibliography:Includes bibliographical references.
ISBN:0888781717 :