APA
Davis R. T., Boyd H. W. & Webster F. E. (1980). Marketing manegement casebook. Homewood, Ill: R. D. Irwin.
Chicago
Davis Robert Tyrrell, Boyd Harper W and Webster Frederick E. 1980. Marketing manegement casebook. Homewood, Ill: R. D. Irwin.
Harvard
Davis R. T., Boyd H. W. and Webster F. E. (1980). Marketing manegement casebook. Homewood, Ill: R. D. Irwin.
MLA
Davis Robert Tyrrell, Boyd Harper W and Webster Frederick E. Marketing manegement casebook. Homewood, Ill: R. D. Irwin. 1980.