Phillips, Charles F. 1910-1998. Marketing : principles and methods / [by] Charles F. Phillips and Delbert J. Duncan. - 3d ed. - Homewood, Ill., R. D. Irwin, c1956 [Printing 1958]. - 789 p. : ill. ; 24 cm. Includes bibliographies. Subjects--Topical Terms: Marketing. Dewey Class. No.: 658.8 / PHM 1957