Cita APA (7th ed.)
Boulding, K. E. (1990). Three faces of power. Sage.
Cita Chicago (17th ed.)
Boulding, Kenneth E. Three Faces of Power. Newbury Park: Sage, 1990.
Cita MLA (9th ed.)
Boulding, Kenneth E. Three Faces of Power. Sage, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.