Cita APA (7a ed.)

Northouse, P. G. (2008). Leadership theory and practices (4th ed.-.). Sage Publications India Pvt Ltd.

Cita Chicago Style (17a ed.)

Northouse, Peter G. Leadership Theory and Practices. 4th ed.-. New Delhi.-: Sage Publications India Pvt Ltd, 2008.

Cita MLA (9a ed.)

Northouse, Peter G. Leadership Theory and Practices. 4th ed.-. Sage Publications India Pvt Ltd, 2008.