Cita APA (7th ed.)
Carl Ratner. Cooperation, Community, and Co-Ops in a Global Era. Springer.
Cita Chicago (17th ed.)
Carl Ratner. Cooperation, Community, and Co-Ops in a Global Era. Nueva York, EUA: Springer.
Cita MLA (9th ed.)
Carl Ratner. Cooperation, Community, and Co-Ops in a Global Era. Springer.
Atenció: Aquestes cites poden no estar 100% correctes.