一般注記Shipping list no.: 87-453-P
"July 1987"--P. [4] of cover
"OTA-BP-E-44"--P. [4] of cover
Physical description for original version: viii, 49 p. : 26 cm
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 Supt. of Docs., U.S. G.P.O., [1987]
SUPTDOC番号: Y 3.T 22/2: 2 T 22/22/paper
テクニカルリポート番号: OTA-BP-E-44
GPO管理番号: 1070-M
請求記号YCA-Y 3.T 22/2:2 T 22/22/paper