Hartmut Walravens
Hartmut Walravens (born 1944) is a German librarian. He was the director of the International ISBN Agency ?-2006 and the International ISMN Agency ?-2006. He is presently Chairman of the International ISMN Agency 2006–present. Provided by Wikipedia
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Published 2011
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“...Walravens, Hartmut...”
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by Schiefner, Anton ; Kreutzwald, Friedrich Reinhold
Published 2013
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“...Walravens, Hartmut...”Published 2013
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Published 1995
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“...Walravens, Hartmut...”
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