Gaya APA

HUMES, James C.. (1991). The Sir Winston method : the five secrets of speaking the language of leadership . New York: W. Morrow.

Gaya Chicago

HUMES, James C.. The Sir Winston method : the five secrets of speaking the language of leadership. New York: W. Morrow, 1991. Text.

Gaya MLA

HUMES, James C.. The Sir Winston method : the five secrets of speaking the language of leadership. New York: W. Morrow, 1991. Text.

Gaya Turabian

HUMES, James C.. The Sir Winston method : the five secrets of speaking the language of leadership. New York: W. Morrow, 1991. Print.