Munter, Mary
Guide to managerial communication: effective business writing and speaking
Prentice-Hall, 1982
 Buku Referensi
Dunckel, Jacqueline
Menjadi pembicara ulung dalam bisnis = Effective speaking for business success
Arcan, 1995
 Buku Teks
DeTienne, Kristen Bell
Guide to electronic communication : using technology for effective business writing and speaking
Prentice-Hall, 2002
 Buku Teks
Gordon, Gilbert
Quantitatvie decision making of business / Gilbert Gordon, Israel Pressman and Sanford Cohn
Prentice-Hall, 1990
 Buku Teks
Murphy, Herta A.
Effective business communications
McGraw-Hill, 1991
 Buku Teks