Gaya APA

HEO, S., Song, H. (2011). Why? Traditional Science = Sains Tradisional . Jakarta: PT. Elex Media Komputindo.

Gaya MLA

HEO, SOON-BONG., Song, Hoe-Seok. "Why? Traditional Science = Sains Tradisional". Jakarta: PT. Elex Media Komputindo, 2011. Text.