London School of Economics and Political Science. Survey Research Centre, Belson, W. A., & Yule, V. R. (1969). The Semantic differential scaling system in market research by W.A. Belson and V.R. Yule. Survey Research Centre, London School of Economics & Political Science.
Chicago Style (17th ed.) CitationLondon School of Economics and Political Science. Survey Research Centre, William A. Belson, and V. R. Yule. The Semantic Differential Scaling System in Market Research by W.A. Belson and V.R. Yule. London: Survey Research Centre, London School of Economics & Political Science, 1969.
MLA (9th ed.) CitationLondon School of Economics and Political Science. Survey Research Centre, et al. The Semantic Differential Scaling System in Market Research by W.A. Belson and V.R. Yule. Survey Research Centre, London School of Economics & Political Science, 1969.