Cases in marketing : orientation, analysis, and problems / Thomas V. Greer. Greer, Thomas V. Marketing Case studies. 658.8 GRC New York : Macmillan, Toronto ; Collier Macmillan Canada, New York ; Maxwell Macmillan International, c1991. c1991. 1991 Text x, 421 p. : eng Macmillan series in college marketing