Gaya APA

Goleman, D., Boyatzis, R. (2013). Primal Leadership Unleashing the Power of Emotional Intelligence . USA: Havard Business School Press.

Gaya MLA

Goleman, Daniel., Boyatzis, Richard. "Primal Leadership Unleashing the Power of Emotional Intelligence". USA: Havard Business School Press, 2013. Buku AP.