一般注記Distributed to depository libraries in microfiche
Shipping list no.: 94-0843-M
"September 1994"--P. [4] of cover
"OTA-ENV-609"--P. [4] of cover
Lacks p. [4] of cover
Physical description for original version: v, 101 p. : 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 : Office of Technology Assessment, Congress of the U.S. : For sale by the U.S. G.P.O., Supt. of Docs., [1994]
SUPTDOC番号: Y 3.T 22/2: 2 P 43/4
テクニカルリポート番号: OTA-ENV-609
GPO管理番号: 1070-M (MF)