MacKay, Catriona Effective marketing : in easy steps / Catriona MacKay. - Warwickshire : In Easy Steps, c2011. - 192 p. : col. ill. ; 23 cm. Includes index. ISBN: 9781840784268 (pbk.) 1840784261 (pbk.) Subjects--Topical Terms: Marketing Dewey Class. No.: 658.8 / MAC 2011