Folsom, Ralph Haughwout
International trade and investment in a nutshell
South-Western Publishing, 1996
 Buku Teks
Folsom, Ralph Haughwout
International trade and investment
[Publisher not identified], [Date of publication not identified]
 Buku Teks
Folsom, Ralph Haughwout
International trade and investment
[Publisher not identified], [Date of publication not identified]
 Buku Teks
Root, Franklin R.
International trade and investment
South-Western Publishing, 1978
 Buku Teks SO
Root, Franklin R.
International trade and investment
South-Western Publishing, 1978
 Buku Teks SO