一般注記Distributed to depository libraries in microfiche
Shipping list no.: 93-0665-M
"April 1992"--Cover
"220-R-92-001"--Cover
Physical description for original version: iv, 62 p. : 28 cm
原資料等に関する注記原資料の出版事項: Washington, DC (401 M St., SW, Washingnton 20460) : Information Sharing Branch, Information Management and Services Divison, Office of Information Resources Management, U.S. Environmental Protection Agency, [1992]
SUPTDOC番号: EP 1.8: IN 3/3
GPO管理番号: 0431-K (MF)