Nebesnye pobratimy
By: E.V. Koroleva, M. Savova-Cherkezova.
Contributors: Savova-Cherkezova, M.
Edition: Izd. 2-e, dop.
Publisher: Izd-vo polit. lit-ry Ukrainy
Published: 1985
Place of publication: Kiev
Language: rus
Number of pages: 205
Subjects: Cherkezov, Sotir.; Efimov, Mikhail Nikiforovich.; Efimov, Vladimir Nikiforovich.; Efimov, Timofeĭ Nikiforovich.; Air pilots -- Soviet Union -- Biography.; Air pilots -- Bulgaria -- Biography.