From experience to innovation
Subtitle: [papers] Helsinki, 22-26 August, 1971.
Contributors: Esomar.; World Association for Public Opinion Research.
Publisher: Esomar
Published: 1971
Place of publication: [Amsterdam]
Language: eng
Subjects: Marketing -- Congresses.; New products -- Congresses.; Sales forecasting -- Congresses.; Marketing research -- Congresses.
Notes: Includes bibliographical references.
Some articles in French or German with accompanying English translations.