Walker, John R. Tourism concepts and practices / John R. Walker - Singapore : Pearson Education South Asia Pte Ltd. , c 2011 - xxxviii, 537 p. : ill. ; 26 cm. Includes index. ISBN: 978-981-0697-75-4. Subjects--Topical Terms: 1. Tourism2. Tourist trade. Dewey Class. No.: Circ. 910.68 W181t 2011