Bradley, F. (1991). International marketing strategy. Prentice-Hall.
Cita Chicago (17th ed.)Bradley, Frank. International Marketing Strategy. New York: Prentice-Hall, 1991.
Cita MLA (9th ed.)Bradley, Frank. International Marketing Strategy. Prentice-Hall, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.