[translated into modern Russian by Dmitry Likhachov ; translated from Old Russian into English by Irina Petrova ; illustrated by Vladimir Favorsky]

Progress Publishers c1981

Available at 7 libraries

[par] M. Krasnov, A. Kissélev, G. Makarenko ; traduit du russe par Irina Pétrova

Mir c1977

Available at 6 libraries