Peterson, L. K.
Global graphics: color, a guide to design with color for an international market
Rockport, 2000
 Buku Referensi
Hill, Charles W.L.
International business : competing in the global market place
McGraw-Hill, 1997
 Buku Teks
Taylor, Dave
Global software: developing application for the international market
Springer-Verlag, 1992
 Buku Teks
Constructional steel design : an international guide
edited by Patrick J. Dowling, John E. Harding, Reidar Bjorhovde
Elsevier Applied Science, 1992
 Buku Referensi
Whelan, Bride M.
Color harmony 2 : a guide to creative color combinations
Rockport Publishers, 1997
 Multimedia