Elementary German grammar : combined with exercises, readings and conversations /
Otto, Emil.
Mattis, F. R.
Mennie, Duncan M.Key to Otto's Elementary German grammar.
Heidelberg : J. Groos,
1959.
Includes: Key to Otto's Elementary German grammar / by Duncan M. Mennie ; revised by F.R. Mattis, 2nd ed., published Heidelberg : J. Groos, 1948.
"Method Gaspey-Otto-Saur."
German language
German language