Gaya APA
Pane, Z. (1987).
Modern business correspondence .
Jakarta:
Lidar.
Gaya Chicago
Pane, Z.
Modern business correspondence.
Jakarta:
Lidar,
1987.
Buku.
Gaya MLA
Pane, Z.
Modern business correspondence.
Jakarta:
Lidar,
1987.
Buku.
Gaya Turabian
Pane, Z.
Modern business correspondence.
Jakarta:
Lidar,
1987.
Buku.