393191 Watts, P. F., & Britain), T. a. R. R. L. (. (1980). Urban bus revenue collection: Current methods and directions of development. Crowthorne, Berkshire : Transport and Road Research Laboratory.
Citação norma Chicago393191 Watts, P. F., and Transport and Road Research Laboratory (Great Britain). Urban Bus Revenue Collection: Current Methods and Directions of Development. Crowthorne, Berkshire : Transport and Road Research Laboratory, 1980.
Citação norma MLA393191 Watts, P. F., and Transport and Road Research Laboratory (Great Britain). Urban Bus Revenue Collection: Current Methods and Directions of Development. Crowthorne, Berkshire : Transport and Road Research Laboratory, 1980.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.