Balekjian, W.H.
Legal aspects of foreign investment in the European economic community / W.H. Balekjian
Oceana Publications, Inc., 1967
 Buku Teks SO
Foreign development lending: legal aspects / edited by Seymour J.Rubin
Oceana Publications Inc. , 1971
 Buku Teks SO
Rubin, Seymour J.
Private foreign investment legal and economic relations / by Seymour J. Rubin
John Hopkins Press , 1956
 Buku Teks
Nwogugu, E.I.
The Legal problems of foreign investment in developing countries / E.I. Nwogugu
Manchester University Press , 1965
 Buku Teks SO
Nwogugu, E.I.
The Legal problems of foreign investment in developing countries / E.I. Nwogugu
Manchester University Press , 1965
 Buku Teks SO