1.
|
London : Sweet & Maxwell, 2003. 22nd edition.
English | U 1 SUT.R |
|
2.
|
Baden-Baden [Germany] : Nomos Verlagsgesellschaft, 2001.
German | U 11 HOL.O |
|
3.
|
Bern : Stämpfli, 2002.
German | U 11 LIN.I |
|
4.
|
[Place of publication not identified] : [publisher not identified], 1996.
English | 95 GB |
|