Lamont, Dauglas F., author
Basic Books, 1979
Buku Teks
edited by Xiaolan Fu, Pervenz N. Ghauri, Juha Vaatanen
Emerald, 2017
eBooks
Baumgartner, Wilfrid S.
Paris , International Chamber of Commerce
Buku Teks
Dunning, John H
Addison-Wesley , 1992
Buku Teks
Barnet, Richard J., author
LP3ES, 1984
Buku Teks