Author: "Hans Sittenfeld

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Research papers

Reflections on the possibilities of image research in the area of tourism

Catalogue: Seminar 1967: Travel and Tourism
Date: June 15, 1967
Author: Hans Sittenfeld

Research papers

Market research in Germany

Catalogue: ESOMAR Yearbook 1964-1965
Date: June 15, 1965
Author: Hans Sittenfeld

Research papers

Did we overlook something in sampling individuals?

Catalogue: ESOMAR Conference 1962: Research Into Certain Advertising Problems
Date: June 15, 1962
Author: Hans Sittenfeld