Books listed by ISBN
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Kessinger Publishing, LLC
> Walther Hermann Ryff
Walther Hermann Ryff
title
ISBN-13
(ISBN-10)
year of publication
De Memoria Artificiali Quam Memoratiuam Artem Vocant
978-1-162-OO7O8-3
(1-162-OO7O8-7)
2010
Hermann R
·
W H
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W R
Walther Hessig