Weille, J. D. (1966). Quantification of road user savings. Johns Hopkins Press.
Čikaški stil citiranja (17. izdanje)Weille, Jan De. Quantification of Road User Savings. Washington: Johns Hopkins Press, 1966.
MLA način citiranja (9. izdanje)Weille, Jan De. Quantification of Road User Savings. Johns Hopkins Press, 1966.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.