APA Style

Susamto, Dina Amalia, PURBA, Amran. (). . : .

Chicago Style

Susamto, Dina Amalia, PURBA, Amran. . : , . .

MLA Style

Susamto, Dina Amalia, PURBA, Amran. . : , . .

Turabian Style

Susamto, Dina Amalia, PURBA, Amran. . : , . .