Irkutskai︠a︡ oblastʹ /
Soviet Union.Glavnoe upravlenie geodezii i kartografii.
Li︠a︡pidus, L. B.
Moskva : Glavnoe upravlenie geodezii i kartografii, MVD SSSR,
1958.
Relief indicated by shading and spot elevations.
Includes indexed table of administrative divisions.
Publisher's no.: G-562.