一般注記Cover title
Distributed to depository libraries in microfiche
Shipping list no.: 92-2446-M
Physical description for original version: 1 v
原資料等に関する注記原資料の出版事項: [Washington, D.C.?] ; [Springfield, Va. : U.S. Department of Transportation, Federal Highway Administration : Available to the public through the National Technical Information Service, 1989]
SUPTDOC番号: TD 2.30/11: 89-051
テクニカルリポート番号: FHWA-RT-89-051
GPO管理番号: 0982-G-19 (MF)