APA Style
Ph.D, P, Y, S.
(2017).
Seri Olimpiade Sains Matematika SMP/MTs :Geometri
.
Tangerang:
PT. Kandel.
MLA Style
Ph.D, Prof., Yohanes, Surya,.
"Seri Olimpiade Sains Matematika SMP/MTs :Geometri".
Tangerang:
PT. Kandel,
2017.
Book.