Littlejohns, R. Crossing a threshold: The example of German romanticism / Richard Littlejohns. Schwellen : germanistische Erkundungen einer Metapher.(1999).
Chicagoスタイル(17版)引用形式Littlejohns, Richard. "Crossing a Threshold: The Example of German Romanticism / Richard Littlejohns." Schwellen : Germanistische Erkundungen Einer Metapher.(1999) .
MLA(8版)引用形式Littlejohns, Richard. "Crossing a Threshold: The Example of German Romanticism / Richard Littlejohns." Schwellen : Germanistische Erkundungen Einer Metapher.(1999), .
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