Gaya APA

Robbins, T., Mallouk, P. (2017). Unshakeable: Your Financial Freedom Playbook — Creating Peace of Mind in a World of Volatility . Jakarta: Simon & Schuster.

Gaya MLA

Robbins, Tony., Mallouk, Peter. "Unshakeable: Your Financial Freedom Playbook — Creating Peace of Mind in a World of Volatility". Jakarta: Simon & Schuster, 2017. Text.