一般注記Distributed to depository libraries in microfiche
"September 1989."
"EPA-450/4-89/017."
Physical description for original version: 1 v. (various pagings) : 28 cm
書誌注記Includes bibliographical references
原資料等に関する注記原資料の出版事項: Research Triangle Park, NC : Office of Air Quality Planning and Standards, Office of Air and Radiation, U.S. Environmental Protection Agency, [1989]
SUPTDOC番号: EP 4.2: SO 3
テクニカルリポート番号: EPA-450/4-89/017
GPO管理番号: 0483-E-01 (MF)