APA Style
HARIYANTO,SUGENG. (2006).
English business corespondence .
:
Kanisius.
Chicago Style
HARIYANTO,SUGENG.
English business corespondence.
:
Kanisius,
2006.
Text.
MLA Style
HARIYANTO,SUGENG.
English business corespondence.
:
Kanisius,
2006.
Text.
Turabian Style
HARIYANTO,SUGENG.
English business corespondence.
:
Kanisius,
2006.
Print.