According to the Josef Nesvadba web page, "Vampires Ltd." is the name of the story, making "Vampire Ltd.", as found in "Other Worlds, Other Seas" pb edition 1972, a misprint.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| July 1970 |
|
Other Worlds, Other Seas: Science-Fiction Stories from Socialist Countries | Random House | Anthology | 95 |
| December 1972 |
|
Other Worlds, Other Seas | Berkley Medallion | Anthology | 117 |
| December 1972 |
|
Other Worlds, Other Seas | Berkley Medallion | Anthology | 117 |