MacDonald, Robert W. Exploring careers in the military services / [electronic resource] / by Robert W. Macdonald.. — 1st ed.. — New York : : Rosen Pub. Group,, 1987.. — x, 214 p. : : ill. ; 22 cm. - Military opportunity series. Includes index. ISBN: 0823906949 : $12.95 9780823906949 LCCN: 86031553 Subjects--Geographic Terms: United States--Armed Forces--Vocational guidance. LC Class. No.: UB147 / .M324 1987 Dewey Class. No.: 355/.0023/73