APA (7th ed.) Citation

Kepler, J. (1967). Somnium : The dream / or posthumous work on lunar astronomy ; by J. Kepler: The dream. Wisconsin U.P..

Chicago Style (17th ed.) Citation

Kepler, Johannes. Somnium : The Dream / or Posthumous Work on Lunar Astronomy ; by J. Kepler: The Dream. Wisconsin U.P., 1967.

MLA (9th ed.) Citation

Kepler, Johannes. Somnium : The Dream / or Posthumous Work on Lunar Astronomy ; by J. Kepler: The Dream. Wisconsin U.P., 1967.

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