Factors promoting or hindering health education fourth International Seminar on Health Education, Heidelberg, 7-11 November 1977 - Kaplun, Annette; Erben, Rosmarie; Conference:International Seminar on Health Education (4th : 1977 : Heidelberg, Germany). (Cologne International Journal of Health Education, 1979)
At head of title: Federal Centre for Health Education, Cologne.
Includes bibliographical references.
Keywords: Health education -- Congresses