Randill, A., Greenhalgh, H., & Samson, E. (1973). Nationwide Personal Transportation Study: Mode of Transportation and Personal Characteristics of Tripmakers (Report No. NPTS 1969 Report No. 9). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/58723
Randill, Alice, Helen Greenhalgh, and Elizabeth Samson. Nationwide Personal Transportation Study: Mode of Transportation and Personal Characteristics of Tripmakers. Report no. NPTS 1969 Report No. 9. United States. Federal Highway Administration, 1973. https://rosap.ntl.bts.gov/view/dot/58723.
Randill, Alice, et al. Nationwide Personal Transportation Study: Mode of Transportation and Personal Characteristics of Tripmakers. United States. Federal Highway Administration, 1973, Report no. NPTS 1969 Report No. 9, ROSA P. https://rosap.ntl.bts.gov/view/dot/58723.
The report presents personal characteristics of all individuals 5 years old and over who reported making a one-way trip by a motorized vehicle, including automobile (driver and passenger separately), motorcycle, truck, schoolbus, taxicab, bus, subway, train, and airplane. The percent distributions of these trips by mode are related to age, sex, race, and place of residence in unincorporated areas and incorporated places.
Randill, A., Greenhalgh, H., & Samson, E. (1973). Nationwide Personal Transportation Study: Mode of Transportation and Personal Characteristics of Tripmakers (Report No. NPTS 1969 Report No. 9). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/58723
Randill, Alice, Helen Greenhalgh, and Elizabeth Samson. Nationwide Personal Transportation Study: Mode of Transportation and Personal Characteristics of Tripmakers. Report no. NPTS 1969 Report No. 9. United States. Federal Highway Administration, 1973. https://rosap.ntl.bts.gov/view/dot/58723.
Randill, Alice, et al. Nationwide Personal Transportation Study: Mode of Transportation and Personal Characteristics of Tripmakers. United States. Federal Highway Administration, 1973, Report no. NPTS 1969 Report No. 9, ROSA P. https://rosap.ntl.bts.gov/view/dot/58723.
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findings, journal articles, guidelines, recommendations, or other information authored or co-authored by
USDOT or funded partners. As a repository, ROSA P retains documents in their original published format to
ensure public access to scientific information.
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