Seitel, Fraser P. The practice of public relations / Fraser P. Seitel. - 3rd ed. - Columbus : Merrill Pub. Co., c1987. - xv, 596 p., [8] p. of plates : ill. (some col.) ; 25 cm. ISBN: 0675207312 LCCN: 86062679 LC Class. No.: HM263 .S42 1987 / .S42 1987 Dewey Class. No.: 659.2/0973