The Obstacles to the new internastional economic order / Ervin Laszlo...[et al.]
Pergamon Press, 1980
 Buku Teks SO
Seeley, Christopher
A history of writing of writing in Japan
University of Hawaii Press, 2000
 Buku Teks SO
Wasserman, Max J.
International finance : theory, practice, institution / Max J. Wasserman, Charles W. Hultman and Laszlo Zaldos
D.C. Health and Company, 1966
 Buku Teks SO
Bruington, Pat
Get it in writing
Charles E. Merrill, 1984
 Buku Teks SO
Bramer, George R.
Writing for readers
Charles E. Merrill Publishing Company, 1981
 Buku Teks SO