Walker, John R Introduction to hospitality / John RWalker.- 4th ed. - Upper Saddle River, N.J: Pearson Prentice Hall, c2006. - xliii, 660 p: colill; 27 cm. ISBN: 0131191012 Subjects--Topical Terms: Hospitality industry--Management. Dewey Class. No.: 647.94068 WAL