APA Format
Oktaviani HS. (2008).
Todi be polite / ILT Learning Team ; editor, Oktaviani HS
. Yogyakarta :: Andi,.
MLA Format
Oktaviani HS.
Todi be polite / ILT Learning Team ; editor, Oktaviani HS
. Yogyakarta :: Andi,, 2008
Chicago Format
Oktaviani HS. Todi be polite / ILT Learning Team ; editor, Oktaviani HS. Yogyakarta :: Andi,, 2008.