APA-viite (7. p.)
ebrary, Inc, Twigg-Flesner, C., & Villalta Puig, G. (2011). Boundaries of commercial and trade law. Sellier European Law Publishers.
Chicago-viite (17. p.)
ebrary, Inc, Christian Twigg-Flesner, ja Gonzalo Villalta Puig. Boundaries of Commercial and Trade Law. [S.l.]: Sellier European Law Publishers, 2011.
MLA-viite (9. p.)
ebrary, Inc, et al. Boundaries of Commercial and Trade Law. Sellier European Law Publishers, 2011.
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