APA-viite (7. p.)

Heiduk, G. S., & Wong, K. (2005). WTO and World Trade: Challenges in a New Era. Physica-Verlag HD. https://doi.org/10.1007/b138995

Chicago-viite (17. p.)

Heiduk, Gnter S., ja Kar-yiu Wong. WTO and World Trade: Challenges in a New Era. Heidelberg: Physica-Verlag HD, 2005. https://doi.org/10.1007/b138995.

MLA-viite (9. p.)

Heiduk, Gnter S., ja Kar-yiu Wong. WTO and World Trade: Challenges in a New Era. Physica-Verlag HD, 2005. https://doi.org/10.1007/b138995.