APA (7th ed.) Citation

Hadravová, A., & Hadrava, P. (2004). Kepler's 'lunar dream'.

Chicago Style (17th ed.) Citation

Hadravová, Alena, and Petr Hadrava. Kepler's 'Lunar Dream'. 2004.

MLA (9th ed.) Citation

Hadravová, Alena, and Petr Hadrava. Kepler's 'Lunar Dream'. 2004.

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