O'Reilly, D. M. (1988). Concessionary fare schemes in Great Britain in 1986. Transport Planning Division, Safety and Transportation Department, Transport and Road Research Laboratory.
Chicagoスタイル(17版)引用形式O'Reilly, Deirdre M. Concessionary Fare Schemes in Great Britain in 1986. Crowthorne, Berkshire: Transport Planning Division, Safety and Transportation Department, Transport and Road Research Laboratory, 1988.
MLA(9版)引用形式O'Reilly, Deirdre M. Concessionary Fare Schemes in Great Britain in 1986. Transport Planning Division, Safety and Transportation Department, Transport and Road Research Laboratory, 1988.
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