APA način citiranja (7. izdanje)

Held, G. (1994). Understanding data communications (4th ed.). Sams Pub.

Čikaški stil citiranja (17. izdanje)

Held, Gilbert. Understanding Data Communications. 4th ed. Carmel, Ind: Sams Pub, 1994.

MLA način citiranja (9. izdanje)

Held, Gilbert. Understanding Data Communications. 4th ed. Sams Pub, 1994.