一般注記Shipping list no.: 2000-0022-M
"May 1997."
"Prepared ... under cooperative agreement #821434-01-0 between WRITAR and the U.S. Environmental Protection Agency"--1st prelim. p
Physical description for original version: 50, [3] p
書誌注記Includes bibliographical references (p. [51]-[53])
原資料等に関する注記原資料の出版事項: [Washington, D.C.? : U.S. Environmental Protection Agency, 1997]
SUPTDOC番号: EP 1.2: EL 2/7
GPO管理番号: 0431-I-01 (MF)
GPO管理番号: 0431-I-01 (online)