Cita APA (7th ed.)

Mannheim, K. (1950). Freedom, power & democratic planning. Routledge & Kegan Paul.

Cita Chicago (17th ed.)

Mannheim, Karl. Freedom, Power & Democratic Planning. Londres: Routledge & Kegan Paul, 1950.

Cita MLA (9th ed.)

Mannheim, Karl. Freedom, Power & Democratic Planning. Routledge & Kegan Paul, 1950.