DuPre, Flint O. So you want to be a professional officer Army, Navy, Air Force, Marine Corps by Flint O. DuPre. - [1st ed.] - New York Harper & Row [1966] - xix, 215 p. 22 cm. LCCN: 66013491 Subjects--Topical Terms: Military service as a profession. LC Class. No.: UB147 / .D8 Dewey Class. No.: 355.1023