APA (7th ed.) Citation

Ushakova, N. N. (1972). Karl Karlovich Klaus. 1796-1864. "Nauka,".

Chicago Style (17th ed.) Citation

Ushakova, Nina Nikolaevna. Karl Karlovich Klaus. 1796-1864. Moskva: "Nauka,", 1972.

MLA (8th ed.) Citation

Ushakova, Nina Nikolaevna. Karl Karlovich Klaus. 1796-1864. "Nauka,", 1972.

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