Jacobs, G. D., & Hards, W. A. (1978). Further research on road accident rates in developing countries (second report). Transport and Road Research Laboratory.
Citace podle Chicago (17th ed.)Jacobs, G. D., a Wendy A. Hards. Further Research on Road Accident Rates in Developing Countries (second Report). Crowthorne, Eng: Transport and Road Research Laboratory, 1978.
Citace podle MLA (9th ed.)Jacobs, G. D., a Wendy A. Hards. Further Research on Road Accident Rates in Developing Countries (second Report). Transport and Road Research Laboratory, 1978.
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