Gaya APA
CHO, Y.
(2019).
Why? Science Standards (Standar Pengukuran)
.
Jakarta:
PT Elex Media Komputindo.
Gaya MLA
CHO, YOUNGSUN.
"Why? Science Standards (Standar Pengukuran)".
Jakarta:
PT Elex Media Komputindo,
2019.
Text.