APA (7th ed.) Citation

Editorial, a. (2021). Professor Nikolai S. Egorov is 100 years Old! LLC "Publishing House OKI".

Chicago Style (17th ed.) Citation

Editorial, article. Professor Nikolai S. Egorov Is 100 Years Old! LLC "Publishing House OKI", 2021.

MLA (9th ed.) Citation

Editorial, article. Professor Nikolai S. Egorov Is 100 Years Old! LLC "Publishing House OKI", 2021.

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