Penguin Books Ltd, Harmondsworth, Middlesex, England Penguin Books Australia Ltd, Ringwood, Victoria, Australia
First published in the U.S.A. by Dial Press 1967 Published in Penguin Books 1968 Copyright © Marshall McLuhan, 1968 © Gerald E. Stearn, 1968
Made and printed in Great Britain by Hazell Watson & Viney Ltd, Aylesbury, Bucks Set in Linotype Times
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