Downes, J. D. (1980). Variation of household and person travel time budgets in Reading. Transport and Road Research Laboratory.
Chicago Style aipamenaDownes, J. D. Variation of Household and Person Travel Time Budgets in Reading. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1980.
MLA aipamenaDownes, J. D. Variation of Household and Person Travel Time Budgets in Reading. Transport and Road Research Laboratory, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.