Buku-buku Korespondensi

1. Drs. Thomas Wiyasa Bratawidjaja, PT.Pustaka Binaman Pressindo, Surat Bisnis Modern.
2. Joseph Harvard,Felix Rose., Penerbit PPM, Guide to Professional & Business Correspondence (Inggris-Indonesia).
3. Mary Bosticco, Binarupa Aksara, Personal letters For Business People.
4. Samekto,S.S., M. A, Lamudin Finoza, S.S., Nina Dinamika Jakarta, Korespondensi Niaga Indonesia Modern.