Halvorson, H. G. (2018). 9 things successful people do differently. Boston, Mass.: Harvard Business Review Press.
Chicago-стиль цитированияHalvorson, Heidi Grant-. 9 Things Successful People Do Differently. Boston, Mass.: Harvard Business Review Press, 2018.
MLA-цитированиеHalvorson, Heidi Grant-. 9 Things Successful People Do Differently. Boston, Mass.: Harvard Business Review Press, 2018.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.