Praktika Dalton-plana v sovetskikh shkolakh
Subtitle: sbornik sektsii sots.-tru-d. vospitaniya nauchno-metodicheskogo soveta Leningradgubono
By: pod redaktsiei K.D. Nikonova.
Series: Biblioteka pedagoga
Publisher: Gos. izd-vo
Published: 1926
Place of publication: Leningrad
Language: rus