Harrell, K. (2007). Connect: Building success through people, purpose and performance. Harper Collins.
Cita Chicago (17th ed.)Harrell, Keith. Connect: Building Success Through People, Purpose and Performance. New York: Harper Collins, 2007.
Cita MLA (9th ed.)Harrell, Keith. Connect: Building Success Through People, Purpose and Performance. Harper Collins, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.