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 Paperback 
details (USA). (see also: eBook (Kindle) · eBook (Kindle) · eBook (Kindle) · eBook (Kindle)) 
details (UK). (see also: eBook (Kindle) · eBook (Kindle) · eBook (Kindle)) 
details (Germany). (see also: Kindle Ausgabe · Kindle Ausgabe · Audible Hörbuch) 
details (Canada). (see also: eBook (Kindle) · eBook (Kindle) · eBook (Kindle)) 
ISBN:  978-0-935632-69-9 ISBN-10: 0-935632-69-7 
Wolfe Publishing · 1989 
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