APA Style

Co, G., Hyun-Dong, H. (2012). Virus : Waspada munculnya mutasi virus (cet. 1). Jakarta: Ele Media Komputindo.

MLA Style

Co, Gomdori., Hyun-Dong, Han. "Virus : Waspada munculnya mutasi virus". cet. 1 Jakarta: Ele Media Komputindo, 2012. Buku SMP Athalia.