Tunbridge, R. J., & Jackson, R. L. (1980). The economics of stage carriage operation by private bus and coach companies. Transport and Road Research Laboratory.
Citazione stile Chigago Style (17a edizione)Tunbridge, R. J., e R. L. Jackson. The Economics of Stage Carriage Operation by Private Bus and Coach Companies. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1980.
Citatione MLA (9a ed.)Tunbridge, R. J., e R. L. Jackson. The Economics of Stage Carriage Operation by Private Bus and Coach Companies. Transport and Road Research Laboratory, 1980.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.