Heifetz, R. A. 1. (1999). Leadership without easy answers. Cambridge, Mass.: Belknap Press of Harvard University Press.
Чикагска система за цитиранеHeifetz, Ronald A. 1951-. Leadership Without Easy Answers. Cambridge, Mass.: Belknap Press of Harvard University Press, 1999.
MLA формат за цитиранеHeifetz, Ronald A. 1951-. Leadership Without Easy Answers. Cambridge, Mass.: Belknap Press of Harvard University Press, 1999.
Внимание: Тези цитати може да не са 100% точни.