GARY K VALLEN; JEROME J VALLEN CHECK-IN CHECK-OUT MANAGING HOTEL OPERATIONS GARY K VALLEN ; JEROME J VALLEN - 8 - PEARSON EDUCATION 2009 - xvi, 604 p. ISBN: 9788131727164 Subjects--Topical Terms: MANAGEMENT GENERAL Dewey Class. No.: 647.94 VAL (MBA) / GAR