| Titel | ISBN-13 (ISBN-10) | Erscheinungsjahr |
|---|---|---|
| The choice of an auxiliary language for the world. Perspectives within the context of contemporary linguistics | 978-3-668-O1348-3 (3-668-O1348-9) | 2015 |
G.M. · G. P. · Gregory Paul · P.M. · P.P. · Paul M. · Paul P.