Published by Astro Computing Services, San Diego, California, U.S.A., 1989
ISBN 10: 0935127062 ISBN 13: 9780935127065
Seller: Next Millennium, Omaha, NE, U.S.A.
Soft cover. Condition: Fine. Looks about the same as it would have looked when new.
Published by Astro Computing Services, San Diego, California, U.S.A., 1980
ISBN 10: 0917086007 ISBN 13: 9780917086007
Seller: Books@Ruawai, Kaipara District, New Zealand
Soft cover. Condition: Good to Worn - Marks, There is browning to the page edges and the cover is slightly faded and has scuffed edges.