一般注記Cover title
Distributed to depository libraries in microfiche
"March 1984."
"FHWA-DP-68-1."
Physical description for original version: 1 v. (loose-leaf) : 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.] ; Springfield, Va. : U.S. Dept. of Transportation, Federal Highway Administration : National Technical Information Service [distributor], 1984-
SUPTDOC番号: TD 2.40: 68-1
テクニカルリポート番号: FHWA-DP-68-1
GPO管理番号: 982-G-25 (microfiche)