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 U.S. Printing: September, 1968"
"Fifth U.S. Printing: October, 1975"
"First Canadian Printing: August, 1971"; no number line
"Cover art by Rick Sternbach" on copyright page, no visible signature on the artwork
Printed in the United States of America
OCLC has one record wit the ISBN but has a year of 1976 [later printing?]