APA Style
Hutabarat, Herdy. (2019).
The Three Hats of Leadership .
Yogyakarta:
Andi Penerbit.
Chicago Style
Hutabarat, Herdy.
The Three Hats of Leadership.
Yogyakarta:
Andi Penerbit,
2019.
Text.
MLA Style
Hutabarat, Herdy.
The Three Hats of Leadership.
Yogyakarta:
Andi Penerbit,
2019.
Text.
Turabian Style
Hutabarat, Herdy.
The Three Hats of Leadership.
Yogyakarta:
Andi Penerbit,
2019.
Print.