Cleven, A., Blomberg, R., & Levy, M. (1998). Field Test of a Pedestrian Safety Zone Program for Older Pedestrians. Association for the Advancement of Automotive Medicine.
Chicago-tyylinen lähdeviittausCleven, A.M., R.D Blomberg, ja M.M Levy. Field Test of a Pedestrian Safety Zone Program for Older Pedestrians. Association for the Advancement of Automotive Medicine, 1998.
MLA-viiteCleven, A.M., R.D Blomberg, ja M.M Levy. Field Test of a Pedestrian Safety Zone Program for Older Pedestrians. Association for the Advancement of Automotive Medicine, 1998.
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