| Original Language | Polish |
| First published | 1959 |
| Links | http://www.isfdb.org/cgi-bin/title.cgi?835800 |
| Notes | Przyjaciel is a novelette by Stanisław Lem, first published in the collection Inwazja z Aldebarana (1959). |
Editions 2
Add Edition| Title | Publisher | Format | Language | Location | Dates | Impression | |
|---|---|---|---|---|---|---|---|
 | Opowiadania wybrane | Wydawnictwo Literackie | Trade Paperback | Polish | Cracow, Poland | 1975 | |
 | Opowiadania wybrane | Wydawnictwo Literackie | Trade Paperback | Polish | Cracow, Poland | 1978 |
Added by thethrowback