Leninskiĭ print͡sip demokraticheskogo t͡sentralizma v razvitii KPSS, 1921-1929 gg. - Erkhov, G. P. (Dnepropetrovskiĭ ordena trudovogo krasnogo znameni gos. universitet im. 300-letii͡a vossoedinenii͡a Ukrainy s Rossieĭ, 1973)
In Cyrillic characters.
At head of title: Ministerstvo vysshego i srednego spet͡sial'nogo obrazovanii͡a SSSR.
Includes bibliographical references.