APA (7th ed.) Citation

Freeman. (1993). How we got to the moon: The story of the German space pioneers. 21st Century Science Associates.

Chicago Style (17th ed.) Citation

Freeman. How We Got to the Moon: The Story of the German Space Pioneers. Washington D.C: 21st Century Science Associates, 1993.

MLA (8th ed.) Citation

Freeman. How We Got to the Moon: The Story of the German Space Pioneers. 21st Century Science Associates, 1993.

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