Halvorson, H. H. (2018). 9 things successful people do differently. Boston, Mass: Harvard Business Review Press.
Chicago ZitierstilHalvorson, Heidi Halvorson. 9 Things Successful People Do Differently. Boston, Mass: Harvard Business Review Press, 2018.
MLA ZitierstilHalvorson, Heidi Halvorson. 9 Things Successful People Do Differently. Boston, Mass: Harvard Business Review Press, 2018.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.