pb?Paperback. Typically 7" by 4.25" (18 cm by 11 cm) or smaller, though trimming errors can cause them to sometimes be slightly (less than 1/4 extra inch) taller or wider/deeper.
Notes:
• "First Edition: July 1982"
• "Sixth Printing: July 1988"; no number line
• "Cover art by Darrell K. Sweet" on copyright page, no visible signature on the artwork
• Printed in the US
• OCLC has no record for this edition