mass market paperback
Published Dec. 30, 1975 by Pyramid Books.
Six By H (The Unpleasant Profession of Jonathan Hoag) (Pyramid SF, V3635)
Robert A. Heinlein: Six By H (The Unpleasant Profession of Jonathan Hoag) (Pyramid SF, V3635) (Paperback, 1975, Pyramid Books)
- ISBN:
- 978-0-515-03635-0
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