References
- Clarke W. D., Jolly B. C. Educational Technology in Health Education. Aspects of Educational Technology, VI. IX, L. Evans, J. Leedham. Kogan Page Limited, London 1975; 296–304
- Campbell D. T., Stanley J. C. Experimental and Quasi-Experimental Designs for Research. Rand, McNally and Co, ChicagoUSA 1963
- Giltrow D., Katims M., Hecht L. More than meets the eye: a study in audience reaction. J. Educ. Televis. 1976; 2(4)131–133
- Gruner C. R. Wit and humour in mass communication. Humour and Laughter: Theory, Research and Applications, T. Chapman, H. Foot. John Wiley, London 1976; 287–312
- Gunter J. Health Education by open broadcast. 1976, I.C.I.T., Report Number 15
- Klapper H. L. Television and Children. J. Educ. Televis 1976; 2(No. 4)
- Tyser P. A. Health Education in General Practice. The Health Educ. J 1975; 34(No. 1)3–11