Axelrod, Rise B.
The St. Martin's guide to writing
1997
Multimedia
Axelrod, Rise B.
The St Martins guide to writing
St. Martin Press, 1997
Buku Referensi
Netzley, Michael
Guide to report writing
Prentice-Hall, 2001
Buku Teks SO
Beer, David
A guide to writing as an engineer
John Wiley & Sons, 2005
Buku Teks SO
Guide to reading & writing Japanese
Charles E. Tutle Co.Inc, 1959,
Buku Referensi