Ryans, J. K. (1990). Marketing strategies for the new Europe. New York: American marketing Association.
Chicago Style CitationRyans, John K. Marketing Strategies for the New Europe. New York: American marketing Association, 1990.
Cita MLARyans, John K. Marketing Strategies for the New Europe. New York: American marketing Association, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.