Halvorson, H. g. (2012). Nine things successful people do differently (1.). Harvard Business review press.
Chicago-стиль цитированияHalvorson, Heidi grant. Nine Things Successful People Do Differently. 1. Boston: Harvard Business review press, 2012.
MLA-цитированиеHalvorson, Heidi grant. Nine Things Successful People Do Differently. 1. Harvard Business review press, 2012.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.