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: "Twenty-first impression August 1988".
Artist credited on back cover.
Other prices: Australia $10.95 (recommended); New Zealand $15.95 (recommended inc GST).