APA Style
Parengkuan, Erwin. (2022).
Understand-inc People 2.0 .
jakarta:
Gramedia Pustaka.
Chicago Style
Parengkuan, Erwin.
Understand-inc People 2.0.
jakarta:
Gramedia Pustaka,
2022.
Text.
MLA Style
Parengkuan, Erwin.
Understand-inc People 2.0.
jakarta:
Gramedia Pustaka,
2022.
Text.
Turabian Style
Parengkuan, Erwin.
Understand-inc People 2.0.
jakarta:
Gramedia Pustaka,
2022.
Print.