APA Style
Wardiman,Artono. (2008).
English in Focus 1 (I).
Jakarta:
PT.Bengawan Ilmu.
Chicago Style
Wardiman,Artono.
English in Focus 1.
I
Jakarta:
PT.Bengawan Ilmu,
2008.
Text.
MLA Style
Wardiman,Artono.
English in Focus 1.
I
Jakarta:
PT.Bengawan Ilmu,
2008.
Text.
Turabian Style
Wardiman,Artono.
English in Focus 1.
I
Jakarta:
PT.Bengawan Ilmu,
2008.
Print.