一般注記Distributed to depository libraries in microfiche
"January 1985."
"Technology sharing"--P. [4] of cover
"DOT-I-85-18"
Physical description for original version: ii, 68 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, D.C. : The Administration : Distributed by Technology Sharing Program, Office of the Secretary, U.S. Department of Transportation, [1985]
SUPTDOC番号: TD 1.20/8: 85-18
テクニカルリポート番号: DOT-I-85-18
GPO管理番号: 982-I-15 (microfiche)