Cita APA (7a ed.)

Rutgers, J., & Sirena, P. (2015). Rules and principles in european contract law. Intersentia.

Cita Chicago Style (17a ed.)

Rutgers, Jacobien, y Pietro Sirena. Rules and Principles in European Contract Law. Cambridge [etc.]: Intersentia, 2015.

Cita MLA (9a ed.)

Rutgers, Jacobien, y Pietro Sirena. Rules and Principles in European Contract Law. Intersentia, 2015.