1.
2.
3.
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5.
6.
[Place of publication not identified] : [publisher not identified], 1981.
German | 28 CH | Available |
7.
London [England] : Informa Law, 1988.
Portuguese | 57 GB | Available |
8.
Hamburg [Germany] : Film-Telegramm-Informationsdienst, 1990.
German | 24 DE | Available |
9.
New York, New York : The Copyright Society of the USA, 1990.
English | 14 US | Available |
10.
Müchen [Germany] : Verlag Dokumentation, 1971.
German | 5 DE | Available |