Cita APA (7th ed.)

ebrary, Inc, Twigg-Flesner, C., & Villalta Puig, G. (2011). Boundaries of commercial and trade law. Sellier European Law Publishers.

Cita Chicago (17th ed.)

ebrary, Inc, Christian Twigg-Flesner, i Gonzalo Villalta Puig. Boundaries of Commercial and Trade Law. [S.l.]: Sellier European Law Publishers, 2011.

Cita MLA (9th ed.)

ebrary, Inc, et al. Boundaries of Commercial and Trade Law. Sellier European Law Publishers, 2011.