Cita APA (7a ed.)

Chapman, E. N., & O'Neil, S. L. (2000). Leadership: Essential steps every manager needs to know (3rd ed.). Prentice Hall.

Cita Chicago Style (17a ed.)

Chapman, Elwood N., y Sharon Lund O'Neil. Leadership: Essential Steps Every Manager Needs to Know. 3rd ed. Upper Saddle River, NJ: Prentice Hall, 2000.

Cita MLA (9a ed.)

Chapman, Elwood N., y Sharon Lund O'Neil. Leadership: Essential Steps Every Manager Needs to Know. 3rd ed. Prentice Hall, 2000.