Ulrich, D., Smallwood, W. N., & Sweetman, K. (2008). The Leadership Code: Five Rules to Lead by. Harvard Business Review Press.
Цитирование в стиле Чикаго (17-е изд.)Ulrich, David, W. Norm Smallwood, и Kate Sweetman. The Leadership Code: Five Rules to Lead by. Boston, Massachesutts: Harvard Business Review Press, 2008.
Цитирование MLA (9-е изд.)Ulrich, David, et al. The Leadership Code: Five Rules to Lead by. Harvard Business Review Press, 2008.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.