Gaya APA
Poe, Roy W. (1994).
Handbook Of Business Letters (ed.3).
Singapore:
McGraw-Hill.
Gaya Chicago
Poe, Roy W.
Handbook Of Business Letters.
ed.3
Singapore:
McGraw-Hill,
1994.
Text.
Gaya MLA
Poe, Roy W.
Handbook Of Business Letters.
ed.3
Singapore:
McGraw-Hill,
1994.
Text.
Gaya Turabian
Poe, Roy W.
Handbook Of Business Letters.
ed.3
Singapore:
McGraw-Hill,
1994.
Print.