Gaya APA

Friedman, S, D. (2014). Total leadership: be a better leader have a richer life/ Stewart D.Friedman (Cet.1). Amerika Serikat: Harvard Business Review Press.

Gaya MLA

Friedman, Stewart, D.. "Total leadership: be a better leader have a richer life/ Stewart D.Friedman". Cet.1 Amerika Serikat: Harvard Business Review Press, 2014. Text.