Adventure tourism : the new frontier / John Swarbrooke ... [et al.]. - Oxford ; Boston : Butterworth-Heinemann, 2003. - xiv, 354 p. : ill. ; 24 cm. ISBN: 0750651865 (alk. paper) LCCN: 2002043900 Subjects--Topical Terms: Tourism. LC Class. No.: G155.A1 / A29 2003 Dewey Class. No.: 338.4