APA Style

Maxwell, John C. (2007). The 21 most powerful minutes in a leader's day : revitalize your spirit and empower your leadership . USA: .

Chicago Style

Maxwell, John C. The 21 most powerful minutes in a leader's day : revitalize your spirit and empower your leadership. USA: , 2007. Book.

MLA Style

Maxwell, John C. The 21 most powerful minutes in a leader's day : revitalize your spirit and empower your leadership. USA: , 2007. Book.

Turabian Style

Maxwell, John C. The 21 most powerful minutes in a leader's day : revitalize your spirit and empower your leadership. USA: , 2007. Book.