APA (7th ed.) Citation

Egorov, A. A. (1998). Matematicheskiĭ kruzhok. B︠i︡uro "Kvantum".

Chicago Style (17th ed.) Citation

Egorov, A. A. Matematicheskiĭ Kruzhok. Moskva: B︠i︡uro "Kvantum", 1998.

MLA (8th ed.) Citation

Egorov, A. A. Matematicheskiĭ Kruzhok. B︠i︡uro "Kvantum", 1998.

Warning: These citations may not always be 100% accurate.