| Original Language | French |
| Notes | Foreword to the Essays "Portrait d'un inconnu" by Natalie Sarraute. |
Editions 1
Add Edition| Title | Publisher | Format | Language | Location | Dates | Impression | |
|---|---|---|---|---|---|---|---|
 | Porträts und Perspektiven | Rowohlt Taschenbuch Verlag GmbH | Paperback | German | Germany | 1971 |
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