Walker, John R. Supervision in the hospitality industry : leading human resources / John R. Walker. - 6th - Canada : John Wiley & Sons, Inc., 2010. - xv, 496 p.: ill. 24 cm. Includes index English ISBN: 978-0-470-07783-2 Subjects--Topical Terms: Hospitality industry--Personnel management LC Class. No.: 647.90683 W15s