Gaya APA
Focus, Mathematics. (2009).
Mathematics For Elenentary school year VI .
Jakarta:
Yudistira.
Gaya Chicago
Focus, Mathematics.
Mathematics For Elenentary school year VI.
Jakarta:
Yudistira,
2009.
Text.
Gaya MLA
Focus, Mathematics.
Mathematics For Elenentary school year VI.
Jakarta:
Yudistira,
2009.
Text.
Gaya Turabian
Focus, Mathematics.
Mathematics For Elenentary school year VI.
Jakarta:
Yudistira,
2009.
Print.