APA Style
Christian, Adrianto. (2016).
Happiness .
Jakarta:
PT Elex Media Komputindo.
Chicago Style
Christian, Adrianto.
Happiness.
Jakarta:
PT Elex Media Komputindo,
2016.
Text.
MLA Style
Christian, Adrianto.
Happiness.
Jakarta:
PT Elex Media Komputindo,
2016.
Text.
Turabian Style
Christian, Adrianto.
Happiness.
Jakarta:
PT Elex Media Komputindo,
2016.
Print.