Gaya APA
Cyssco, Dhanny R. (2008).
Practical business correspondence .
Jakarta:
Kesaint Blanc.
Gaya Chicago
Cyssco, Dhanny R.
Practical business correspondence.
Jakarta:
Kesaint Blanc,
2008.
Text.
Gaya MLA
Cyssco, Dhanny R.
Practical business correspondence.
Jakarta:
Kesaint Blanc,
2008.
Text.
Gaya Turabian
Cyssco, Dhanny R.
Practical business correspondence.
Jakarta:
Kesaint Blanc,
2008.
Print.