Gaya APA
Ewan, M. (1979).
The Director's And Company Secretary's Handbook Of Draft Legal Letters (Edisi Kedua Cetakan Kelima).
London:
Bussines Books.
Gaya MLA
Ewan, MITCHELL..
"The Director's And Company Secretary's Handbook Of Draft Legal Letters".
Edisi Kedua Cetakan Kelima
London:
Bussines Books,
1979.
Text.