Gaya APA
Poe, Roy W.. (1971).
The McGraw-Hill Business Letters (Ed. 2.--).
New York:
The McGraw-Hill Book.
Gaya Chicago
Poe, Roy W..
The McGraw-Hill Business Letters.
Ed. 2.--
New York:
The McGraw-Hill Book,
1971.
Text.
Gaya MLA
Poe, Roy W..
The McGraw-Hill Business Letters.
Ed. 2.--
New York:
The McGraw-Hill Book,
1971.
Text.
Gaya Turabian
Poe, Roy W..
The McGraw-Hill Business Letters.
Ed. 2.--
New York:
The McGraw-Hill Book,
1971.
Print.