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A quarter-century of retail trade activity in the Philadelphia standard metropolitan area 1929 to 1954
(1958)
Status of small business in retail trade, 1948-1958 : Staff report to the Select Committee on Small Business, House of Representative, Eighty-sixth Congress, second session
(1960)
Sales of Ohio retailers, 1935-1947
Yocum, James C., (1948)
The optimal number of response alternatives for a scale : a review
Cox, Eli P., (2009)
A case for price discrimination
Cox, Eli P., (1975)
The decline of metropolitan retailing
Cox, Eli P., (1961)