APA
Heetkamp A. v. d., Tusveld R., . (2011). Origin management: Rules of origin in free trade agreements. Heidelberg: Springer-Verlag.
Chicago
Heetkamp Anne van de, Tusveld Ruud, . 2011. Origin management: Rules of origin in free trade agreements. Heidelberg: Springer-Verlag.
Harvard
Heetkamp A. v. d., Tusveld R., . (2011). Origin management: Rules of origin in free trade agreements. Heidelberg: Springer-Verlag.
MLA
Heetkamp Anne van de, Tusveld Ruud, . Origin management: Rules of origin in free trade agreements. Heidelberg: Springer-Verlag. 2011.