Gaya APA

Inc., D, C, &, A. (2015). Life Is Short Make It Great (Cetakan I, 2015). Jakarta Selatan: PT Zaytuna Ufuk Abadi.

Gaya MLA

Inc., Dale, Carnegie, &, Associates;. "Life Is Short Make It Great". Cetakan I, 2015 Jakarta Selatan: PT Zaytuna Ufuk Abadi, 2015. Text.