Gaya APA
Rahardi, R. Kunjana. (2007).
Practical english business correspondence (1).
Yogyakarta:
Kanisius.
Gaya Chicago
Rahardi, R. Kunjana.
Practical english business correspondence.
1
Yogyakarta:
Kanisius,
2007.
Text.
Gaya MLA
Rahardi, R. Kunjana.
Practical english business correspondence.
1
Yogyakarta:
Kanisius,
2007.
Text.
Gaya Turabian
Rahardi, R. Kunjana.
Practical english business correspondence.
1
Yogyakarta:
Kanisius,
2007.
Print.