Study relating the impacts of ORV's on soils that may result from proposed motorcycle race
By:  Robert J. Tullock (California State Polytechnic University, Pomona)
Contributors:  California State Polytechnic University, Pomona;  United States.   Bureau of Land Management.   California State Office
Publisher: s.n.
Published: 1983
Place of publication: [S.l
Language: eng
Number of pages: 78
Subjects: All terrain vehicles
Notes: Cover title.

Contract CA 930-CI1-1 for Bureau of Land Management, California State Office.

"MAR 24 1983"--Stamped on cover.