Hopkin, J. M., & Britain), T. R. L. (. (1993). Police and hospital recording of non-fatal road accident casualties: A study in Greater Manchester. Crowthorne, Eng. : TRL.
Citazione stile Chigago Style (17a edizione)Hopkin, Jean M., e Transport Research Laboratory (Great Britain). Police and Hospital Recording of Non-fatal Road Accident Casualties: A Study in Greater Manchester. Crowthorne, Eng. : TRL, 1993.
Citatione MLA (9a ed.)Hopkin, Jean M., e Transport Research Laboratory (Great Britain). Police and Hospital Recording of Non-fatal Road Accident Casualties: A Study in Greater Manchester. Crowthorne, Eng. : TRL, 1993.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.