Shadow 81
| Imprint | Drum Books |
| Publisher | Richardson & Steirman |
| First Published by | Doubleday & Company, Inc. |
| Format | Trade Paperback |
| Language | English |
| Location | Canada |
| Copyright | 1975 |
| Copyright Renewed | 1986 |
| This Edition Published | 1986 |
| Pages / Font | Canada pages |
| ISBN 10 | 0931933277 |
| Library of Congress Catalog Card Number | 74-17770 |
| Notes | Printed in Canada |
Added by WiebeVancamp