APA (7th ed.) Citation

Hewitt, S. (1997). It's science: Light and dark. Franklin Watts.

Chicago Style (17th ed.) Citation

Hewitt, Sally. It's Science: Light and Dark. New York: Franklin Watts, 1997.

MLA (9th ed.) Citation

Hewitt, Sally. It's Science: Light and Dark. Franklin Watts, 1997.

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