SHARP Langley The habit of excellence: why British Army leadership works/ by Langley Sharp - Dublin: Penguin Random House, 2021 - xv, 320 pages: illustrations; 25 cm. Includes bibliographical references and index. ISBN: 9780241507506 (hbk.): Subjects--Topical Terms: COMMAND TROOPSLEADERSHIP Dewey Class. No.: 303.34 SHA