AMMON, U. (2020). The position of the German language in the world. Routledge.
Chicago-čujuhus (17. p.)AMMON, Ulrich. The Position of the German Language in the World. Routledge, 2020.
MLA-čujuhus (9. p.)AMMON, Ulrich. The Position of the German Language in the World. Routledge, 2020.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.