APA Style
Ali, M. (2010).
Mathematics Focus : Mathematics For Elementary School Year 1B (Bilingual Based on KTSP 2006) .
Jakarta:
Yudhistira.
MLA Style
Ali, Masykur.
"Mathematics Focus : Mathematics For Elementary School Year 1B (Bilingual Based on KTSP 2006)".
Jakarta:
Yudhistira,
2010.
Text.