Collins, T. (1995). 'Noa Mutton, Noa laaking': The origins of payment of play in rugby football, 1877-86. The international journal of the history of sport, 12(1), S. 33-50. doi:10.1080/09523369508713882

Collins, Tony. "'Noa Mutton, Noa Laaking': The Origins of Payment of Play in Rugby Football, 1877-86." The International Journal of the History of Sport 12, no. 1 (1995): S. 33-50.

Collins, Tony. "'Noa Mutton, Noa Laaking': The Origins of Payment of Play in Rugby Football, 1877-86." The International Journal of the History of Sport 12.1 (1995): S. 33-50.