Παραπομπή APA

Maxwell, J. C. (2007). The 21 most powerful minutes in a leader’s day: Revitalize your spirit and empower your leadership. Nashville: Thomas Nelson.

Παραπομπή Chicago Style

Maxwell, John C. The 21 Most Powerful Minutes in a Leader’s Day: Revitalize Your Spirit and Empower Your Leadership. Nashville: Thomas Nelson, 2007.

Παραπομπή MLA

Maxwell, John C. The 21 Most Powerful Minutes in a Leader’s Day: Revitalize Your Spirit and Empower Your Leadership. Nashville: Thomas Nelson, 2007.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.