Gaya APA

Priestley, D., Laing, C. (2015). Key Person of Influence; The Five-Step Method to Become One of The Most Highly Valued Highly Paid People in Your Industry . : Rethink Press.

Gaya MLA

Priestley, Daniel., Laing, Callum. "Key Person of Influence; The Five-Step Method to Become One of The Most Highly Valued Highly Paid People in Your Industry". : Rethink Press, 2015. Text.