by Robert A. Heinlein
Mass Market Paperback
details (USA).
(see also: eBook (Kindle) · Audible Audiobook)
details (UK).
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details (Germany).
(see also: Kindle Ausgabe · Kindle Ausgabe)
details (Canada).
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ISBN: 978-0-425-01908-5
ISBN-10: 0-425-01908-X
Berkley · 1970