International business : the challenge of global competition
by Donald A. Ball ... [and others]
McGraw-Hill Irwin, 2002
 Buku Teks
Ball, Donald A.
International business : the challenge of global competition
Irwin McGraw-Hill, 1999
 Buku Teks
Yip, George S.
Total global strategy. Managing for worldwide competitive advantage
Prentice-Hall, 1995
 Buku Teks
Yip, George S.
Total global strategy : managing for worldwide competitive advantage
Prentice-Hall, 1992
 Buku Teks
Vernon-Wortzel, Heidi
Strategic management in the global economy
John Wiley & Sons, 1997
 Buku Teks