Keating, R. K. (2014). Wheel man: Robert M. Keating, pioneer of bicycles, motorcycles and automobiles. McFarland & Company, Inc..
Citazione stile Chigago Style (17a edizione)Keating, R. K. Wheel Man: Robert M. Keating, Pioneer of Bicycles, Motorcycles and Automobiles. Jefferson, North Carolina: McFarland & Company, Inc., 2014.
Citatione MLA (9a ed.)Keating, R. K. Wheel Man: Robert M. Keating, Pioneer of Bicycles, Motorcycles and Automobiles. McFarland & Company, Inc., 2014.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.