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Aarhus University Press
> Hans Henrik Knoop
Hans Henrik Knoop
H.H.
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Hans H.
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Hans Henrik
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Hans Knoop
title
ISBN-13
(ISBN-10)
year of publication
Play Learning and Creativity
978-87-11-16643-7
(87-11-16643-6)
2002
Positive Psychology
978-87-7124-352-9
(87-7124-352-6)
2014
Hans-Henrik Krummacher