Salvatore, Dominick
International economics
Prentice-Hall, 1998
 Buku Teks
Salvatore, Dominick
International economics
Prentice-Hall, 1995
 Buku Teks
Vaish, M.C.
International economics / M.C. Vaish, Sudama Singh
Oxford & IBH Pub. Co., 1988
 Buku Teks
Salvatore, Dominick
International economics
John Wiley & Sons, 2007
 Buku Teks
Walter, Ingo
International economics
John Wiley & Sons, 1981
 Buku Teks