Letnie kolonii
Subtitle: sbornik
By: sostavlennyi Otdelom reformy shkoly i Otdelom edinoi shkoly Narodnogo kommissariata po prosveshcheniyu.
Contributors: Russia (RSFSR : 1917-1922). Narodnyi komissariat po prosveshcheniyu . Otdel edinoi shkoly.
Publisher: Gos. izd-vo
Published: 1919
Place of publication: Moskva
Language: rus