APA (7e ed.) Bronvermelding

Ulmer, W. F. (1997). Inside view: A leader's observations on leadership. Center for Creative Leadership.

Chicago (17e ed.) Bronvermelding

Ulmer, Walter F. Inside View: A Leader's Observations on Leadership. Greensboro, N.C.: Center for Creative Leadership, 1997.

MLA (9e ed.) Bronvermelding

Ulmer, Walter F. Inside View: A Leader's Observations on Leadership. Center for Creative Leadership, 1997.