Cita APA (7a ed.)

Dülfer, E., Laurinkari, J., & Beuthien, V. (1994). International handbook of cooperative organizations. Vandenhoeck & Ruprecht.

Cita Chicago Style (17a ed.)

Dülfer, Eberhard, Juhani Laurinkari, y Volker Beuthien. International Handbook of Cooperative Organizations. Göttingen: Vandenhoeck & Ruprecht, 1994.

Cita MLA (9a ed.)

Dülfer, Eberhard, et al. International Handbook of Cooperative Organizations. Vandenhoeck & Ruprecht, 1994.