一般注記Shipping list no.: 91-599-P
"August 1991"--P. [4] of cover
"OTA-H-452"--p. [4] of cover
Physical description for original version: vi, 55 p. : 26 cm
書誌注記Includes bibliographical references (p. 53-55)
原資料等に関する注記原資料の出版事項: Washington, DC : Congress of the U.S., Office of Technology Assessment : For sale by the U.S. G.P.O., Supt. of Docs., [1991]
ISBN: 0160353157 (: )
SUPTDOC番号: Y 3.T 22/2: 2 Ou 8
テクニカルリポート番号: OTA-H-452
GPO管理番号: 1070-M