Gaya APA
SUMARNO, G, A.
(2019).
OLIMPIADE SAINS MATEMATIKA SMA/MA
.
Jakarta:
PT. Jakarta Sains Media.
Gaya MLA
SUMARNO, GARRY, ARIEL,WILLY.
"OLIMPIADE SAINS MATEMATIKA SMA/MA".
Jakarta:
PT. Jakarta Sains Media,
2019.
Text.