by Paul A. Hansen Ph.D.
Paperback
details (United States).
(see also: eBook (Kindle))
details (UK).
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details (Germany).
(see also: Kindle Ausgabe)
details (Canada).
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ISBN: 978-0-9629960-4-7
ISBN-10: 0-9629960-4-1
Heron Hill Publishing Company · 2013