APA استشهاد

Georgescu, P., & Dorsey, D. (2005). source of success: Five enduring principles at the heart of real leadership. Jesseybass.

استشهاد بنمط شيكاغو

Georgescu, Peter, و David Dorsey. Source of Success: Five Enduring Principles at the Heart of Real Leadership. San Francisco: Jesseybass, 2005.

MLA استشهاد

Georgescu, Peter, و David Dorsey. Source of Success: Five Enduring Principles at the Heart of Real Leadership. Jesseybass, 2005.