APA (7th ed.) Citation

Proakis, J. G. (2001). Digital communications (4. ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Proakis, John G. Digital Communications. 4. ed. Boston [u.a.]: McGraw-Hill, 2001.

MLA (9th ed.) Citation

Proakis, John G. Digital Communications. 4. ed. McGraw-Hill, 2001.