APA (7e ed.) Bronvermelding

Freedman, M., & Tregoe, B. B. (2003). The art and discipline of strategic leadership. McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Freedman, Mike, en Benjamin B. Tregoe. The Art and Discipline of Strategic Leadership. New York: McGraw-Hill, 2003.

MLA (8e ed.) Bronvermelding

Freedman, Mike, en Benjamin B. Tregoe. The Art and Discipline of Strategic Leadership. McGraw-Hill, 2003.