Gaya APA
Mulyadi, E. (2009).
Economics 1 for Junior High School Year VII : Bllingual Based on KTSP 2006 .
Bogor:
Yudhistira.
Gaya MLA
Mulyadi, Endang.
"Economics 1 for Junior High School Year VII : Bllingual Based on KTSP 2006".
Bogor:
Yudhistira,
2009.
Text.