Garrod, Guy. Economic valuation of the environment : methods and case studies / Guy Garrod, Kenneth G. Willis. - Cheltenham, UK ; Northampton, MA, USA : Edward Elgar, 1999. - xiv, 384 p. : ill. ; 24 cm. Includes bibliographical references nd index. ISBN: 1858986842 LCCN: 98046614 Subjects--Topical Terms: Environmental economics.Environmental auditing. Dewey Class. No.: 333.7 / GAR/E