TY  - BOOK
AU  - Stover, Vergil G.
AU  - Adkins, William G., coaut.
ED  - E.U.A. National Research Council. Highway Research Board.
TI  - Guidelines for medial and marginal access control on major -roadways / Vergil G. Stover , William G. Adkins
CY  - Washington, D.C. : HRB
ER  -