Drucker, P. F. (2002). Managing in the next society. St. Martin Press.
Cita Chicago (17th ed.)Drucker, Peter Ferdinand. Managing in the Next Society. New York: St. Martin Press, 2002.
Cita MLA (9th ed.)Drucker, Peter Ferdinand. Managing in the Next Society. St. Martin Press, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.