Goodwin, H. E. (1987). Groping for ethics in journalism (2nd ed.). Iowa State University Press.
Lua i Stíl Chicago (17ú heag.)Goodwin, H. Eugene. Groping for Ethics in Journalism. 2nd ed. Ames: Iowa State University Press, 1987.
Lua MLA (9ú heag.)Goodwin, H. Eugene. Groping for Ethics in Journalism. 2nd ed. Iowa State University Press, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.