Gaya APA
Youngsun, C.
(2019).
Why? Theory of Relativity; Tori Relativitas
(
Cetakan 1)
.
jakarta:
Elex Media Komputindo.
Gaya MLA
Youngsun, Cho.
"Why? Theory of Relativity; Tori Relativitas".
Cetakan 1
jakarta:
Elex Media Komputindo,
2019.
Text.