Gaya APA

Ziemer, R, E., Peterson, R, L. (2001). Introduction to: digital communication (2nd ed). New Jersey: Prentice-Hall, Inc.

Gaya MLA

Ziemer, Rodger, E.., Peterson, Roger, L.. "Introduction to: digital communication". 2nd ed New Jersey: Prentice-Hall, Inc, 2001. Printed Book.