References
Louis Leonor Hammerich
Tonnies Fenne's low German manual of spoken Russian, Pskov 16071961
with Fenne Tonnies, Jakobson Roman, Van Den Baar A H, Gernentz Hans Joachim (ed)
Copenhagen, Royal Danish Academy of Sciences and Letters
Tonnies Fenne's low German manual of spoken Russian, Pskov 16071961
with Fenne Tonnies, Jakobson Roman, Van Den Baar A H, Gernentz Hans Joachim (ed)
Copenhagen, Royal Danish Academy of Sciences and Letters