- Author: Coen J. G. Holtzappel (editor), Martin Ramstedt (editor)
- Language: English
- Year: 2009
- Author: Frida Ramstedt
- Language: Spanish
- Year: 2021
- Author: Coen Holtzappel, Martin Ramstedt
- Language: English
- Year: 2010
- Author: Frida Ramstedt, Mia Olofsson
- Language: English
- Year: 2020
- Author: Рамстедт Г.Й. (Ramstedt G.J.)
- Language: Русский
- Year: 1957
- Author: G. J. Ramstedt
- Language: German
- Year: 1902
- Author: G. J. Ramstedt
- Language: German
- Year: 1968
- Author: G. J. Ramstedt
- Language: German
- Year: 1935