Gaya APA
Cyssco, Dhanny R. (2006).
Practical Business Correspondence .
Jakarta:
Kesaint Blanc.
Gaya Chicago
Cyssco, Dhanny R.
Practical Business Correspondence.
Jakarta:
Kesaint Blanc,
2006.
Text.
Gaya MLA
Cyssco, Dhanny R.
Practical Business Correspondence.
Jakarta:
Kesaint Blanc,
2006.
Text.
Gaya Turabian
Cyssco, Dhanny R.
Practical Business Correspondence.
Jakarta:
Kesaint Blanc,
2006.
Print.