APA استشهاد

Horspool,, M., & Humphreys,, M. (2010). European Union law (6.). Oxford University press.

استشهاد بنمط شيكاغو

Horspool,, Margot, و Matthew Humphreys. European Union Law. 6. New York: Oxford University press, 2010.

MLA استشهاد

Horspool,, Margot, و Matthew Humphreys. European Union Law. 6. Oxford University press, 2010.