- Author: Knudtzon J.A. (hrsg.)
- Language: German
- Author: Muss-Arnolt W.
- Language: English
- Author: Borger R./ Боргер Р.
- Language: German
- Author: Mercer Samuel A.B.
- Language: English
- Author: Malbran-Labat Fl. Vita J.-P.
- Language: English
- Author: Schramm Wolfgang.
- Language: Afrikaans
- Author: A. Kirk Grayson James Novotny
- Language: English
- Year: 2014
- Author: J. Dyneley Prince
- Language: English
- Year: 1966