Cita APA (7a ed.)

Abdou, J., & Keiding, H. (1991). Effectivity functions in social choice (1a ed.). Kluwer Academic Publishing Gro.

Cita Chicago Style (17a ed.)

Abdou, J., y H. Keiding. Effectivity Functions in Social Choice. 1a ed. Dordrecht: Kluwer Academic Publishing Gro, 1991.

Cita MLA (9a ed.)

Abdou, J., y H. Keiding. Effectivity Functions in Social Choice. 1a ed. Kluwer Academic Publishing Gro, 1991.