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.