Gaya APA
A., S. (2009).
Biology 2 for Junior High School Year VIII Bilingual Based on KTSP 2006 .
Jakarta Timur, Bogor:
Yudhistira.
Gaya MLA
A., Suyitno.
"Biology 2 for Junior High School Year VIII Bilingual Based on KTSP 2006".
Jakarta Timur, Bogor:
Yudhistira,
2009.
Text.