APA Style

Nandan Limakrisna, Togi Parulian Purba. (). . : .

Chicago Style

Nandan Limakrisna, Togi Parulian Purba. . : , . .

MLA Style

Nandan Limakrisna, Togi Parulian Purba. . : , . .

Turabian Style

Nandan Limakrisna, Togi Parulian Purba. . : , . .