Yopp, Jan J. Reaching audiences : a guide to media writing - 4th ed. - Boston: Pearson Publication LTD, 2007. - IX:385P.: ill.; 23cm. Includes bibliographical references and index ISBN: 0-205-48327-5 Subjects--Topical Terms: Mass mediaAudiencesBoston. LC Class. No.: SJMC P96.S86M38