Drucker, P. F. (2009). Managing in a time of great change. Boston, Mass: Harvard Business Press.
Chicago Style citaatDrucker, Peter F. Managing in a Time of Great Change. Boston, Mass: Harvard Business Press, 2009.
MLA citatieDrucker, Peter F. Managing in a Time of Great Change. Boston, Mass: Harvard Business Press, 2009.
Let op: Deze citaties zijn niet altijd 100% accuraat.