O'Neil John Ed. Environmental ethics and philosophy - Cheltenham An elgar reference collection 2001 - xxxix, 654 p cm. - Managing the environment for sustainable development . ISBN: 145 Standard No.: 214,197 Source: 138, 21/02/2003, Bright Book Service Textual Subjects--Topical Terms: ETHICS Dewey Class. No.: R4:(G:55), P1