APA (7th ed.) Citation

Frankfurt, U. I. (1976). Christiaan Huygens. Mir.

Chicago Style (17th ed.) Citation

Frankfurt, U. I. Christiaan Huygens. Moscou: Mir, 1976.

MLA (9th ed.) Citation

Frankfurt, U. I. Christiaan Huygens. Mir, 1976.

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