National Football League, Fleder, R., MacCambridge, M., & Manning, P. (2019). NFL 100: A century of pro football. Abrams.
Style de citation Chicago (17e éd.)National Football League, Rob Fleder, Michael MacCambridge, et Peyton Manning. NFL 100: A Century of Pro Football. New York: Abrams, 2019.
Style de citation MLA (8e éd.)National Football League, et al. NFL 100: A Century of Pro Football. Abrams, 2019.
Attention : ces citations peuvent ne pas être correctes à 100%.