Wills, Gordon, Marketing through research. - [1st ed.] - Oxford New York Pergamon Press [1967] - xv, 151 p. illus. 20 cm. - The Commonwealth and international library. The essentials of marketing series . Bibliography: p. 147-148. LCCN: 67028666 Subjects--Topical Terms: Marketing research LC Class. No.: HF5415.2 / .W5 1967 Dewey Class. No.: 658.83