Voluntary carbon markets : an international business guide to what they are and how they work / written and edited by Ricardo Bayon, Amanda Hawn and Katherine Hamilton. - 2nd ed. - London : Earthscan, 2009. - xxiii, 160 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 9781844075614 (hbk.) RM118.23 1844075613 (hbk.) LCCN: 2008-051841 Subjects--Topical Terms: Emissions trading.Environmental impact charges.Carbon dioxide mitigation--Economic aspects.Greenhouse gases--Economic aspects.Climatic changes--Economic aspects.