一般注記Shipping list no.: 89-297-P
"February 1989"--T.p. verso
"OTA-SET-431"--P. [4] of cover
Physical description for original version: viii, 51 p. : 26 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, D.C. : Congress of the U.S., Office of Technology Assessment : For sale by the Supt. of Docs., U.S. G.P.O., [1989]
SUPTDOC番号: Y 3.T 22/2: 2 Sa 1/3
テクニカルリポート番号: OTA-SET-431
GPO管理番号: 1070-M