Holloway, Robert J. Marketing in a changing environment / Robert J. Holloway and Robert S. Hancock. - Wiley international edition. - New York : John Wiley, c 1968. - viii, 498 p. : ill. ; 22 cm. - The Wiley Marketing Series. . Includes index. 319 319 Subjects--Topical Terms: General management. Dewey Class. No.: 658.8 / H729m