一般注記"Pacific Environmental Services"--Added t.p
Distributed to depository libraries in microfiche
"December 1991."
"EPA-450/3-91-024."
Physical description for original version: 1 v. (various pagings)
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 : U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, [1991]
SUPTDOC番号: EP 4.2: T 51/2
テクニカルリポート番号: EPA-450/3-91-024
GPO管理番号: 0483-E-01 (MF)