APA

Hodgen R., Pickering D. & Cracknell J. (1977). Traffic restraint in urban areas. : IRF world meeting 8. Session C.

Chicago

Hodgen R, Pickering D and Cracknell JA. 1977. Traffic restraint in urban areas. : IRF world meeting 8. Session C.

Harvard

Hodgen R., Pickering D. and Cracknell J. (1977). Traffic restraint in urban areas. : IRF world meeting 8. Session C.

MLA

Hodgen R, Pickering D and Cracknell JA. Traffic restraint in urban areas. : IRF world meeting 8. Session C. 1977.