Vallen, Gary K. Check-in check-out : managing hotel operations / Gary K. Vallen, Jerome J. Vallen. - 8th ed. - Upper Saddle River, N.J. : Pearson/Prentice Hall, c2009. - xvi, 604 p. : ill. (some col.), map. ; 27 cm. Includes bibliographical references and index. ISBN: 9780132059671 0132059673 LCCN: 2008003900 Subjects--Topical Terms: Hotel managementMotel management. LC Class. No.: TX911.3 .M27 / V352 2009 Dewey Class. No.: 647.94/068