Roadside Picnic

From Author Wars - https://authorwars.com/publications/roadside-picnic-288603.html

Overview:

Title: Roadside Picnic
Author: Boris Strugatsky, Arkady Strugatsky
Year: 1978
Publisher: Readers Union / The Science Fiction Book Club (UK)
Pages: ix+145
Binding: Hardcover
Type: Novel
Title Reference: Roadside Picnic
Notes: Reprint of the Gollancz edition of the 1977 translation by Antonina W. Bouis first published by Macmillan. It includes an introduction by Theodore Sturgeon but it is not known whether it's the same one published in the Macmillan edition which included a second story ("Tale of the Troika".)