Zemnoĭ krug
Subtitle: kniga o zemleprokhodtsakh i morekhodtsakh
Publisher: Sovetskiĭ pisatelʹ
Published: 1966
Place of publication: Moskva
Language: rus
Number of pages: 654
Notes: At head of title: Sergeĭ Markov.

Preface by D.I. Shcherbakov.

Bibliographical footnotes.