by L. Ron Hubbard
Hardcover
details (USA).
(see also: Audible Audiobook · eBook (Kindle))
details (UK).
(see also: Audible Audiobook · eBook (Kindle))
details (Germany).
(see also: Kindle Ausgabe)
details (Canada).
(see also: eBook (Kindle) · Audible Audiobook)
ISBN: 978-87-7336-630-1
ISBN-10: 87-7336-630-7
New Era Publications · 1989