一般注記Cover title
"Walcoff & Associates, Inc."--Technical rept. documentation p
Distributed to depository libraries in microfiche
"June 1987."
"Report no. FHWA-TS-87-226."
Physical description for original version: iv, 51 p. : 28 cm
書誌注記Includes bibliographical references (p. 38)
原資料等に関する注記原資料の出版事項: McLean, Va. ; Springfield, Va. : U.S. Dept. of Transportation, Federal Highway Administration : National Technical Information Service [distributor, 1987]
SUPTDOC番号: TD 2.30/4: 87-226
テクニカルリポート番号: Report no. FHWA-TS-87-226
GPO管理番号: 982-G-19 (MF)