Gaya APA
Park, H., Nawang, E.
(2020).
Why ? People : Isaac Newton
.
Jakarta:
PT. Elex Media Komputindo.
Gaya MLA
Park, Hyungjong., Nawang, Endah.
"Why ? People : Isaac Newton".
Jakarta:
PT. Elex Media Komputindo,
2020.
Text.