Gaya APA
Cho, Y, -., Lee, Y, -. (2020).
Why? Survival Science = Bertahan Hidup .
Jakarta:
PT. Elex Media Komputindo.
Gaya MLA
Cho, Youngsun, -., Lee, Youngho, -.
"Why? Survival Science = Bertahan Hidup".
Jakarta:
PT. Elex Media Komputindo,
2020.
Text.