Gaya APA

, ., Steinbock, D. (2003). Wireless horizon: strategy and competition in the worldwide mobile marketplace . New York: New York: Amacom, 2003.

Gaya MLA

, ., Steinbock, Dan. "Wireless horizon: strategy and competition in the worldwide mobile marketplace". New York: New York: Amacom, 2003, 2003. Text.