TY - BOOK AU - Perman, Roger, ED - Natural resource and environmental economics. TI - Natural resource and environmental economics SN - 9780321417534 (pbk.) AV - HC79.E5 P446 2011 U1 - 333.7 22 PY - 2011/// CY - Harlow, Essex, New York PB - Pearson Addison Wesley KW - Environmental economics KW - Natural resources KW - Management KW - Sustainable development N1 - Includes bibliographical references and index ER -