Cita APA (7th ed.)

Buffett, W. E., & Cunningham, L. A. (1997). The essays of Warren Buffett: Lessons for corporate America. s.n].

Cita Chicago (17th ed.)

Buffett, Warren E., i Laurence A. Cunningham. The Essays of Warren Buffett: Lessons for Corporate America. [s.l: s.n], 1997.

Cita MLA (9th ed.)

Buffett, Warren E., i Laurence A. Cunningham. The Essays of Warren Buffett: Lessons for Corporate America. s.n], 1997.