Cita APA (7th ed.)

Cohen, D., Jeavons, P., & Živný, S. (2007). The Expressive Power of Valued Constraints: Hierarchies and Collapses. Springer.

Cita Chicago (17th ed.)

Cohen, D., P. Jeavons, i S. Živný. The Expressive Power of Valued Constraints: Hierarchies and Collapses. Springer, 2007.

Cita MLA (9th ed.)

Cohen, D., et al. The Expressive Power of Valued Constraints: Hierarchies and Collapses. Springer, 2007.