Cita APA (7th ed.)
Tracy, B. (2014). Marketing. AMACOM.
Cita Chicago (17th ed.)
Tracy, Brian. Marketing. New York: AMACOM, 2014.
Cita MLA (9th ed.)
Tracy, Brian. Marketing. AMACOM, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.