APA Style

Lapid-Bogda, G. (2007). What type of leader are you? : using the Enneagram system to identify and grow your leadership strengths and achieve maximum success . New York: McGraw-Hill.

MLA Style

Lapid-Bogda, Ginger. "What type of leader are you? : using the Enneagram system to identify and grow your leadership strengths and achieve maximum success". New York: McGraw-Hill, 2007. Books.