Hirsch, T. J. (1968). TOR-SHOK energy absorbing protective barrier / by. Texas Transportation Institute, Texas A & M Research Foundation.
Chicago Style (17th ed.) CitationHirsch, T. J. TOR-SHOK Energy Absorbing Protective Barrier / by. [College Station, Tex.]: Texas Transportation Institute, Texas A & M Research Foundation, 1968.
MLA (9th ed.) CitationHirsch, T. J. TOR-SHOK Energy Absorbing Protective Barrier / by. Texas Transportation Institute, Texas A & M Research Foundation, 1968.
Warning: These citations may not always be 100% accurate.