Citazione Stile APA (7a Edizione)

Gale Group, Freire, M. M., & Periera, M. (2008). Encyclopedia of Internet technologies and applications. Information Science Reference.

Citazione stile Chigago Style (17a edizione)

Gale Group, Mario Marques Freire, e Manuela Periera. Encyclopedia of Internet Technologies and Applications. Hershey, Penn: Information Science Reference, 2008.

Citatione MLA (9a ed.)

Gale Group, et al. Encyclopedia of Internet Technologies and Applications. Information Science Reference, 2008.