APA (7th ed.) Citation

Ljalko, V. I., & Popov, M. A. (2017). Exploring the Earth: The Victories and Troubles of the Ukrainian Space.

Chicago Style (17th ed.) Citation

Ljalko, V. I., and M. A. Popov. Exploring the Earth: The Victories and Troubles of the Ukrainian Space. 2017.

MLA (8th ed.) Citation

Ljalko, V. I., and M. A. Popov. Exploring the Earth: The Victories and Troubles of the Ukrainian Space. 2017.

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