Cita APA (7a ed.)

Wallis, B. (1990). Democracy: A project by Group Material. Bay.

Cita Chicago Style (17a ed.)

Wallis, Brian. Democracy: A Project by Group Material. Seattle: Bay, 1990.

Cita MLA (9a ed.)

Wallis, Brian. Democracy: A Project by Group Material. Bay, 1990.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.