Brennan, Andrew. Understanding environmental philosophy / - Durham : Acumen, 2010. - vi, 234 p. ; ISBN: 9781844652006 (hbk.) 1844652009 (hbk.) 1844652017 (pbk.) 9781844652013 Subjects--Topical Terms: Environmental SciencesEthics Dewey Class. No.: 17:502 / BRE