Harvard Business School Press. (2006). Managing Time. Harvard Business School Press.
Chicago (17e ed.) BronvermeldingHarvard Business School Press. Managing Time. Boston: Harvard Business School Press, 2006.
MLA (9e ed.) BronvermeldingHarvard Business School Press. Managing Time. Harvard Business School Press, 2006.
Let op: Deze citaties zijn niet altijd 100% accuraat.