||Review of the national ambient air quality standards for lead : assessment of scientific and technical information.
|| Air Quality Management Division, Office of Air Quality Planning and Standards, U.S. Environmental Protection Agency,
Lead abatement--Law and legislation--United States. ;
Lead--Environmental aspects. ;
Air quality--Standards--United States. ;
||Research Triangle Park Library/RTP, NC
||1 volume (various pagings) ; illustrations : 28 cm
Cover title. "OAQPS Draft Staff Paper." Earlier version of EPA document EPA-450-8-90-022. "This document is an OAQPS staff draft that is being circulated for technical review and comment. It has not been fully reviewed within EPA and does not represent Agency policy."-- Cover page 2. Includes bibliographical references.