Petuchowski, E. (2005). "Ein Wort - du weißt": Finding a solution to a riddle in Paul Celans's poem "Nächtlich geschürzt" / Elizabeth Petuchowski. Year Book / Leo Baeck Institute.
Čikaški stil citiranja (17. izdanje)Petuchowski, Elizabeth. ""Ein Wort - Du Weißt": Finding a Solution to a Riddle in Paul Celans's Poem "Nächtlich Geschürzt" / Elizabeth Petuchowski." Year Book / Leo Baeck Institute 2005.
MLA način citiranja (8. izdanje)Petuchowski, Elizabeth. ""Ein Wort - Du Weißt": Finding a Solution to a Riddle in Paul Celans's Poem "Nächtlich Geschürzt" / Elizabeth Petuchowski." Year Book / Leo Baeck Institute, 2005.
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