Gaya APA
Cree, D.Ann. (1962).
Modern English Business Letters (Cet.1).
Yogyakarta:
Longman.
Gaya Chicago
Cree, D.Ann.
Modern English Business Letters.
Cet.1
Yogyakarta:
Longman,
1962.
Text.
Gaya MLA
Cree, D.Ann.
Modern English Business Letters.
Cet.1
Yogyakarta:
Longman,
1962.
Text.
Gaya Turabian
Cree, D.Ann.
Modern English Business Letters.
Cet.1
Yogyakarta:
Longman,
1962.
Print.