Welch, J., & Welch, S. (2015). Winning. Harper Collins Publishers.
Chicago-čujuhus (17. p.)Welch, Jack, juo Suzy Welch. Winning. London: Harper Collins Publishers, 2015.
MLA-čujuhus (9. p.)Welch, Jack, juo Suzy Welch. Winning. Harper Collins Publishers, 2015.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.