APA (7th ed.) Citation

︠T︡Siolkovskiĭ, K. (1964). Reaktivnye letatelʹnye apparaty. Nauka.

Chicago Style (17th ed.) Citation

︠T︡Siolkovskiĭ, K. Reaktivnye Letatelʹnye Apparaty. Moskva: Nauka, 1964.

MLA (8th ed.) Citation

︠T︡Siolkovskiĭ, K. Reaktivnye Letatelʹnye Apparaty. Nauka, 1964.

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