Schilling, John W. Undercover : how I went from company man to FBI spy--and exposed the worst healthcare fraud in U.S. history / John W. Schilling. - New York : American Management Association, c2008. - xiii, 288 p. ; 24 cm. Includes bibliographical references and index. ISBN: 9780814474501 0814474500 LCCN: 2007042359 Subjects--Personal Names: Schilling, John W. Subjects--Corporate Names: Columbia/HCA Healthcare Corporation--Corrupt practices. Subjects--Topical Terms: Fraud investigation--Florida.Medicare fraud--Florida.Whistle blowing--Florida. LC Class. No.: HV6698.F6 / S35 2008 Dewey Class. No.: 364.16/3