Podkayne of Mars

From Author Wars - https://authorwars.com/publications/podkayne-of-mars-309994.html

Overview:

Title: Podkayne of Mars
Author: Robert A. Heinlein
Year: 1968
Publisher: Avon
Price: $0.60
Pages: 159
Binding: Paperback
Type: Novel
Title Reference: Podkayne of Mars
Notes:
"Fifth Printing, January, 1968"; no number line
The artist is not credited, no visible signature on the artwork
Printed in the US