Παραπομπή APA

Jannach, D. (2011). Recommender systems: An introduction. Cambridge University Press.

Παραπομπή Chicago Style

Jannach, Dietmar. Recommender Systems: An Introduction. New York: Cambridge University Press, 2011.

Παραπομπή MLA

Jannach, Dietmar. Recommender Systems: An Introduction. Cambridge University Press, 2011.