Cita APA (7th ed.)
Martin, D. (2005). Tough calls: AT&T and the hard lessons learned from the telecom wars. AMACOM.
Cita Chicago (17th ed.)
Martin, Dick. Tough Calls: AT&T and the Hard Lessons Learned from the Telecom Wars. New York: AMACOM, 2005.
Cita MLA (9th ed.)
Martin, Dick. Tough Calls: AT&T and the Hard Lessons Learned from the Telecom Wars. AMACOM, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.