Gaya APA

Universe. (2021). Depok: BLACK SWAN BOOKS.

Gaya Chicago

Universe. . Depok: BLACK SWAN BOOKS, 2021. Text.

Gaya MLA

Universe. . Depok: BLACK SWAN BOOKS, 2021. Text.

Gaya Turabian

Universe. Depok: BLACK SWAN BOOKS, 2021. Print.