Penggayaan APA

Sagala, Devi. Buhit. Permana.. (). . : .

Chicago Style

Sagala, Devi. Buhit. Permana.. . : , . .

MLA Style

Sagala, Devi. Buhit. Permana.. . : , . .

Turabian Style

Sagala, Devi. Buhit. Permana.. . : , . .