a global problem Elsom, Derek M. creator text Oxford, UK Cambridge, Mass., USA Blackwell Publishers 1992 2nd ed. monographic xii, 422 p. : ill., maps ; 26 cm. Derek M. Elsom. Includes bibliographical references (p. [382]-411) and index. Air Pollution Air quality management Pollutants Environmental policy TD883 .E46 1992 363.73/92 0631185399 (acidfree paper) 0631173080 (pbk. : acidfree paper) 91043288 UOEL 000 20170721113614.0 599941