1.
2.
3.
New York, New York : Copyright Society of the USA, 1980.
English | 14 US |
4.
Müchen [Germany] : Verlag Dokumentation, 1987.
English | 5 DE |
5.
6.
7.
Boston : Warren, Gorham & Lamont, c1985.
English | N 631 NIM.L(1985) |
8.
New York : Practising Law Institute, 1983-
Swiss german | N 76 COM |
9.
[Place of publication not identified] : [publisher not identified], 1985.
English | 19 US |