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-
41by Walravens, Hartmut, 1944-
Published 1983
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42by Walravens, Hartmut, 1944-
Published 1982
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43by Walravens, Hartmut, 1944-
Published 1972
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44by Walravens, Hartmut, 1944-
Published 1999
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45by Walravens, Hartmut, 1944-
Published 2000
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46by Walravens, Hartmut, 1944-
Published 1983
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47by Walravens, Hartmut, 1944-
Published 1982
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48by Walravens, Hartmut, 1944-
Published 1984
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49by Walravens, Hartmut, 1944-
Published 1982
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50by Walravens, Hartmut, 1944-
Published 1982
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