Ettema, James S. Custodians of conscience : investigative journalism and public virtue / James S. Ettema and Theodore L. Glasser. - New York : Columbia University Press, 1998. - xi, 233 p. Includes bibliographical references and index. ISBN: 0231106750 Subjects--Topical Terms: Investigative reporting.Journalism -- Objectivity. LC Class. No.: PN 4781 ETT 1998