Goodwin, H. E. (1987). Groping for ethics in journalism (2nd ed.). Iowa State University Press.
Dyfyniad Arddull ChicagoGoodwin, H. Eugene. Groping for Ethics in Journalism. 2nd ed. Ames: Iowa State University Press, 1987.
Dyfyniad MLAGoodwin, H. Eugene. Groping for Ethics in Journalism. 2nd ed. Iowa State University Press, 1987.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.