一般注記Distributed to depository libraries in microfiche
"February 1995"--P. [4] of cover
"OTA-BP-H-140"--P. [4] of cover
Physical description for original version: xi, 368 p. : 28 cm
書誌注記Includes bibliographical references and index
原資料等に関する注記原資料の出版事項: Washington, DC : Office of Technology Assessment, U.S. Congress : For sale by the U.S. G.P.O., Supt. of Docs., [1995]
SUPTDOC番号: Y 3.T 22/2: 12 H 34
テクニカルリポート番号: OTA-BP-H-140
GPO管理番号: 1070-M (MF)