Cita APA (7a ed.)

Wallis, B. (1990). Democracy: A proyect by Group Material. Dia Art Fundation.

Cita Chicago Style (17a ed.)

Wallis, Brian. Democracy: A Proyect by Group Material. Seattle: Dia Art Fundation, 1990.

Cita MLA (8a ed.)

Wallis, Brian. Democracy: A Proyect by Group Material. Dia Art Fundation, 1990.