APA (7e ed.) Bronvermelding

Clawson, J. G. (2009). Level three leadership: Getting below the surface (4th ed.). Pearson/Prentice Hall.

Chicago (17e ed.) Bronvermelding

Clawson, James G. Level Three Leadership: Getting Below the Surface. 4th ed. Upper Saddle River, N.J: Pearson/Prentice Hall, 2009.

MLA (9e ed.) Bronvermelding

Clawson, James G. Level Three Leadership: Getting Below the Surface. 4th ed. Pearson/Prentice Hall, 2009.