1.
2.
[Place of publication not identified] : [publisher not identified], 1968.
German | N 635 GER.U |
3.
Paris Et Al : Pedone & Effantin, 1900.
French | N 635 GAI.O |
4.
5.
New York : Watson-Guptill Publications, 1963.
English | N 635 WAL.C |
6.
7.
8.
9.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1971.
German | 28 DE |
10.
New York, New York : The Copyright Society of the USA, 1985.
English | 14 US |