Gaya APA
Salim, Peter. (1985).
Modern business correspondence (7e).
Jakarta:
Modern English Press.
Gaya Chicago
Salim, Peter.
Modern business correspondence.
7e
Jakarta:
Modern English Press,
1985.
Buku.
Gaya MLA
Salim, Peter.
Modern business correspondence.
7e
Jakarta:
Modern English Press,
1985.
Buku.
Gaya Turabian
Salim, Peter.
Modern business correspondence.
7e
Jakarta:
Modern English Press,
1985.
Buku.