APA Style
A., S, F., Mariana, D. (2007).
Linked to The World 1: English for Senior High School Grade X (Edisi 2).
Jakarta:
Yudhistira.
MLA Style
A., Soeprapto, F.., Mariana, Darwis.
"Linked to The World 1: English for Senior High School Grade X".
Edisi 2
Jakarta:
Yudhistira,
2007.
Reference.