APA (7th ed.) Citation

Balyshev, M. A. (2021). Astronomer Ludwig Ottovich Struve (1858–1920): A scientific biography.

Chicago Style (17th ed.) Citation

Balyshev, M. A. Astronomer Ludwig Ottovich Struve (1858–1920): A Scientific Biography. 2021.

MLA (8th ed.) Citation

Balyshev, M. A. Astronomer Ludwig Ottovich Struve (1858–1920): A Scientific Biography. 2021.

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