Παραπομπή APA

Derfler, F. J., & Freed, L. (1999). How networks works. - 4th ed. , (4th ed.). Techmedia.

Παραπομπή Chicago Style

Derfler, Frank J., και Les Freed. How Networks Works. - 4th Ed. ,. 4th ed. New Delhi.: Techmedia, 1999.

Παραπομπή MLA

Derfler, Frank J., και Les Freed. How Networks Works. - 4th Ed. ,. 4th ed. Techmedia, 1999.