Chas Byka.
Subtitle: Nauch.-fantast. roman.
By: [Ill.: G. Boĭko i I. Shalito.
Publisher: "Mol. gvardii͡a︡,"
Published: 1970
Place of publication: Moskva]
Language: rus
Number of pages: 448
Notes: Russian in Cyrillic script.
At head of title: Ivan Efremov.