Heath, Robert L. Today's public relations : an introduction / Robert L. Heath, University of Houston; W. Timothy Coombs, Eastern Illinois University. - Thousand Oaks, CA : Sage Publications, 2006. - xix, 539 pages : illustrations. Includes bibliographical references and index. ISBN: 9781412926355 Subjects--Topical Terms: Public relations. LC Class. No.: HM 1221 / HEA 2006.