1. Research and Development Performed Through 1980,1967
2. Business Plans for Research and Development Expenditures, 1967–1970,1967
3. Advertising and Competition, pp. 21–27.
4. Estimated Annual U.S. Advertising Expenditures: 1947–1965;Yang;Advertising Age,1966
5. Household Detergents;The Monopolies Commission,1966