Cover title.
"Authors: D.L. Clarke ... [et al.]"--Technical rept. documentation p.
Shipping list no.: 97-0648-M.
"December 1996."
"Publication no. FHWA-RD-95-197."
Non-technical report. 7/1/93 through 10/29/93.
Microfiche. [Washington, D.C.] : Supt. of Docs., U.S. G.P.O., [1997?] 3 microfiches : negative.