The ABC of communism ... /
Bukharin, Nikolaĭ,1888-1938.
Preobrazhenskiĭ, E. A.(Evgeniĭ Alekseevich),1886-1937.
[London],
1922.
Joint authors: Nikolai Ivanovich Bukharin and Evgeny Aleksyeevich Preobrazhensky.