一般注記Cover title
"Working draft."
Distributed to depository libraries in microfiche
Shipping list no.: 98-0378-M
"June 9, 1997."
"EPA contract no. 68-W5-0054, work assignment no. II-9, SAIC project no. 01-0833-08-0645-040."
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: Washington, DC (401 M St., SW, Washington, 20460) : U.S. Environmental Protection Agency, Office of Policy, Planning, and Evaluation, [1997]
SUPTDOC番号: EP 1.8: C 73/16
GPO管理番号: 0431-K (MF)