Riley, P. F. (1992). The global experience. Prentice-Hall.
Cita Chicago (17th ed.)Riley, Philip F. The Global Experience. Englewood Cliffs, New Jersey: Prentice-Hall, 1992.
Cita MLA (9th ed.)Riley, Philip F. The Global Experience. Prentice-Hall, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.