Gaya APA
Adinawan, M., Sugijono, . (2006).
Mthematics For Junior High School grade VII 1st Semester .
Jakarta:
Erlangga.
Gaya MLA
Adinawan, M.Cholik., Sugijono, .
"Mthematics For Junior High School grade VII 1st Semester".
Jakarta:
Erlangga,
2006.
Text.