Gladwell, M. (2013). David & Golaith: Under dogs, Mislifts and the art of battling Giants. Penguin Groups.
Lua i Stíl Chicago (17ú heag.)Gladwell, Malcalm. David & Golaith: Under Dogs, Mislifts and the Art of Battling Giants. London: Penguin Groups, 2013.
Lua MLA (9ú heag.)Gladwell, Malcalm. David & Golaith: Under Dogs, Mislifts and the Art of Battling Giants. Penguin Groups, 2013.
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