Bailey, Edward P.
Writing & speaking at work: a practical guide for business communication
Prentice-Hall, 2002
 Buku Teks
Daniel, Carter A.
Reader-friendly reports: a no-nonsense guide to effective writing for MBAs, consultants, and other professionals
McGraw-Hill, 2012
 Buku Teks
May, Claire B.
Effective writing: a handbook for accountans
Upper saddle river, 2009
 Buku Teks
Arthur, Diane
The complete human resources writing guide
American Management Association, 1997
 eBooks
Bahasa Indonesia Dalam Surat- Menyurat Dinas: Studi Kasus di Sebuah Perusahaan Asing ( Indonesia language in official letter writing: case study in a foreign company)
 Artikel Jurnal