Consumer economic problems / Roman F. Warmke [and others] Warmke, Roman F. Wilson, William Harmon, 1905- Consumer education. Consumers. Economics. TX335 .W27 1971 339.4 WIC First-3d ed. by H. G. Shields; 4th-7th ed. by William Harmon Wilson. Cincinnati, South-Western Pub. Co. [1971] [1971] 1971 Text vi, 665 p.: eng