Road Research Laboratory & Neilson, I. D. (1968). Controlled impact investigations: Head-on impacts of four similar cars from different speeds against a rigid barrier. Road Research Laboratory.
Chicago Style (17th ed.) CitationRoad Research Laboratory and I. D. Neilson. Controlled Impact Investigations: Head-on Impacts of Four Similar Cars from Different Speeds Against a Rigid Barrier. Crowthorne, Berkshire: Road Research Laboratory, 1968.
MLA (9th ed.) CitationRoad Research Laboratory and I. D. Neilson. Controlled Impact Investigations: Head-on Impacts of Four Similar Cars from Different Speeds Against a Rigid Barrier. Road Research Laboratory, 1968.
Warning: These citations may not always be 100% accurate.