1.
 |  | Title: Information and Classification: Concepts, Methods and Applications: Proceedings of the 16th Annual Conference of the "Gesellschaft Fur Klassifikati by Otto Opitz, Berthold Lausen, Klar Rudiger, Gesellschaft F Ur Klassifikation ISBN: 0387567364 Publisher: Springer Verlag Pub. Date: October, 1993 List Price: $120.00 Amazon.com Price: $120.00 |
2.
 |  | Title: Classification and Knowledge Organization: Proceedings of the 20th Annual Conference of the Gesellschaft Fur Klassifikation E. V., University of Freiburg, March 6-8, 1996 (Studies in Classification, Data Analysis, and Knowledge Organization) by Gesellschaft Fur Klassifikation Jahrestagung 1996 Universitat Freibur, Otto Opitz, Rudiger Klar ISBN: 3540629815 Publisher: Springer Verlag Pub. Date: July, 2001 List Price: $184.00 Amazon.com Price: $184.00 |
3.
 |  | Title: Classification and Data Analysis: Theory and Application: Proceedings of the Biannual Meeting of the Classification Group of Societa Italia Di Statistica (Sis) Perscara, July 3-4, 199 (Studies in Classification, Data Analysis, and Knowledge Organization) by Italy) Classification Group of Sis Meeting (1997 Pescara, Maurizio Vichi, Otto Opitz, Classification Group of Sis ISBN: 3540656332 Publisher: Springer Verlag Pub. Date: 15 July, 1999 List Price: $99.00 Amazon.com Price: $99.00 |
4.
 |  | Title: Mathematische Unternehmensplanung. Eine Einführung. by Wolfgang Hauke, Otto Opitz ISBN: 3478398401 Publisher: MI Pub. Date: 01 June, 1996
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5.
 |  | Title: Mathematik, Ãbungsbuch für Ãkonomen by Otto Opitz ISBN: 3486255282 Publisher: Oldenbourg Pub. Date: 01 October, 2000
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6.
 |  | Title: Numerische Taxonomie by Otto Opitz ISBN: 3437400797 Publisher: Fischer Pub. Date: 1980
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7.
 |  | Title: Data Analysis: Scientific Modeling and Practical Application (Studies in Classification, Data Analysis, and Knowledge Organization) by W. Gaul, Otto Opitz, Martin Schader, Robert R. Sokal ISBN: 3540677313 Publisher: Springer Verlag Pub. Date: 15 January, 2001 List Price: $107.00 Amazon.com Price: $107.00 |
8.
 |  | Title: Ordinal and Symbolic Data Analysis: Proceedings of the International Conference on Ordinal and Symbolic Data Analysis-Osda 95, Paris, June 20-23, 1995 (Studies in Classification, Data Analysis, and Knowledge Organization) by Yves (Edt)/ Opitz, Otto International Conference on Ordinal and Symbolic Data Analysis (1995/ Lechevallier, E. Diday ISBN: 3540610812 Publisher: Springer Verlag Pub. Date: September, 2001 List Price: $139.00 Amazon.com Price: $139.00 |
9.
 |  | Title: Operations Research Verfahren und Marketingprobleme by Otto Opitz ISBN: 3445012741 Publisher: Hain Pub. Date: 1975
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10.
 |  | Title: Conceptual and Numerical Analysis of Data: Proceedings of the 13th Conference of the Gesellschaft Fur Klassifikation E.V., University of Augsburg, April 10-12, 1989 by Otto Opitz ISBN: 3540516417 Publisher: Springer-Verlag Berlin and Heidelberg GmbH & Co. KG Pub. Date: 1989
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