APA (7th ed.) Citation

(1996). Data communications, computer networks, and open systems (4th ed.). Pearson.

Chicago Style (17th ed.) Citation

Data Communications, Computer Networks, and Open Systems. 4th ed. New Delhi: Pearson, 1996.

MLA (9th ed.) Citation

Data Communications, Computer Networks, and Open Systems. 4th ed. Pearson, 1996.