APA-čujuhus (7. p.)
Welch, J. (2008). Jack Welch speaks: Wisdom from the world's greatest business leader (Completely rev. and updated.). Wiley.
Chicago-čujuhus (17. p.)
Welch, Jack. Jack Welch Speaks: Wisdom from the World's Greatest Business Leader. Completely rev. and updated. Hoboken, N.J.: Wiley, 2008.
MLA-čujuhus (9. p.)
Welch, Jack. Jack Welch Speaks: Wisdom from the World's Greatest Business Leader. Completely rev. and updated. Wiley, 2008.
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