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