APA (7th ed.) Citation

Wittenberg, N. (2009). Understanding Voice Over IP Technology, 1ed. Delmar.

Chicago Style (17th ed.) Citation

Wittenberg, Nicholas. Understanding Voice Over IP Technology, 1ed. Delmar, 2009.

MLA (8th ed.) Citation

Wittenberg, Nicholas. Understanding Voice Over IP Technology, 1ed. Delmar, 2009.

Warning: These citations may not always be 100% accurate.