APA Style
Modern Business Correspondence : panduan praktis s. (2005).
Indonesia:
Elex Media Komputindo.
Chicago Style
Modern Business Correspondence : panduan praktis s.
1st edition.
Indonesia:
Elex Media Komputindo,
2005.
Text.
MLA Style
Modern Business Correspondence : panduan praktis s.
1st edition.
Indonesia:
Elex Media Komputindo,
2005.
Text.
Turabian Style
Modern Business Correspondence : panduan praktis s.
Indonesia:
Elex Media Komputindo,
2005.
Print.