Cook, Roy A. Tourism : the business of travel / Roy A. Cook, Laura J. Yale, Joseph J. Marqua. - 4th ed. - Upper Saddle River, N.J. ; London : Pearson Prentice Hall, c2010. - xvii, 414 p. : ill., maps ; 28 cm. Previous ed.: 2006. Includes bibliographical references and index. ISBN: 9780137147298 (pbk.) 0137147295 (pbk.) Subjects--Topical Terms: Tourism--Textbooks.