Yiddish in 2004

English-Yiddish/Yiddish-English Practical Dictionary (Expanded Romanized Edition) by Gross, David

Contagious Couplings: Transmission of Expressives in Yiddish Echo Phrases by Unknown, Southern, Mark R. V.

Althochdeutsche Grammatik I: Laut- Und Formenlehre by Braune, Wilhelm

Althochdeutsche Grammatik II: Syntax by Schrodt, Richard