Rowley, C. (2015). The shared origins of football, rugby, and soccer. Rowman & Littlefield.
Citazione stile Chigago Style (17a edizione)Rowley, Christopher. The Shared Origins of Football, Rugby, and Soccer. Lanham: Rowman & Littlefield, 2015.
Citatione MLA (9a ed.)Rowley, Christopher. The Shared Origins of Football, Rugby, and Soccer. Rowman & Littlefield, 2015.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.