IEEE Engineering Management Review, Vol. 7, No. 1, March 1979

Correction to the inside front cover: The paragraph at the bottom should read as follows: IEEE ENGINEERING MANAGEMENT REVIEW is published quarterly by The Institute of Electrical and Electronics Engineers, Inc. Headquarters: 345 East 47 Street, New York, NY 1001 7. Sent automatically and without additional cost to each member of the Engineering Management Society. Responsibility for the contents rests upon the authors and not upon the IEEE, the Society, or its members. IEEE Service Center (for membership information, subscriptions, address changes): 445 Hoes Lane, Piscataway, NJ 08854. Telephones: Headquarters 212-644 + extension: Information -7900, General Manager -7910, Controller -7748, Educational Services -7860, Publishing Services -7560, Region/Section Services -7750, Standards -7960, Technical Services -7890. IEEE Service Center 201-981-0060. Washington Office/Professional Services 202-785-0017. NY Telecopier No. 212-752-4929. Telex No. 236-411 (International messages only). Abstracting is permitted with mention of source. All rights reserved. Copyright Oc 1979 by The Institute of Electrical and Electronics Engineers, Inc. Printed in U.S.A.