Sheppard, D., & Valentine, S. D. (1980). Elderly pedestrians: Assessments of the relative value of instruction on alternative safety topics. Road User Characteristics Division, Safety Department, Transport and Road Research Laboratory.
Chicago Style (17th ed.) CitationSheppard, D., and Shelagh D. Valentine. Elderly Pedestrians: Assessments of the Relative Value of Instruction on Alternative Safety Topics. Crowthorne: Road User Characteristics Division, Safety Department, Transport and Road Research Laboratory, 1980.
MLA引文Sheppard, D., and Shelagh D. Valentine. Elderly Pedestrians: Assessments of the Relative Value of Instruction on Alternative Safety Topics. Road User Characteristics Division, Safety Department, Transport and Road Research Laboratory, 1980.