Garrod, Guy Economic valuation of the environment : methods and case studies / Guy Garrod and Kenneth G. Willis. - Cheltenham, UK ; Northampton, MA, USA : Edward Elgar, c1999. - xiv, 384 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 1858986842 Subjects--Topical Terms: Environmental economics.Environmental auditing. LC Class. No.: HD75.6 / .G37 1999