Cita APA (7a ed.)

Marcus, L. (1988). Cooperatives and basic values: A report to the ICA Congress, Stockholm 1988. [s.n.].

Cita Chicago Style (17a ed.)

Marcus, Lars. Cooperatives and Basic Values: A Report to the ICA Congress, Stockholm 1988. [S.l.]: [s.n.], 1988.

Cita MLA (9a ed.)

Marcus, Lars. Cooperatives and Basic Values: A Report to the ICA Congress, Stockholm 1988. [s.n.], 1988.