Dyfyniad APA

Lutz, R. A. (2003). Guts: 8 laws of business from one of the most innovative business leaders of our time. Hoboken, NJ: Wiley.

Dyfyniad Arddull Chicago

Lutz, Robert A. Guts: 8 Laws of Business From One of the Most Innovative Business Leaders of Our Time. Hoboken, NJ: Wiley, 2003.

Dyfyniad MLA

Lutz, Robert A. Guts: 8 Laws of Business From One of the Most Innovative Business Leaders of Our Time. Hoboken, NJ: Wiley, 2003.

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