Hanley, Nick, Environmental economics : in theory and practice / Nick Hanley, Jason F. Shogren and Ben White. - New Delhi : Macmillan, c1997. - xiv, 464 p. : ill. ; 24 cm. ISBN: 03333933710 Subjects--Topical Terms: Environmental economics. LC Class. No.: HC79 / .E5H36 2007 Dewey Class. No.: 333.7 / H233e