APA (7th ed.) Citation

Schaefer, L. M., & Schaefer, W. S. (2004). Albert Einstein. Pebble Books.

Chicago Style (17th ed.) Citation

Schaefer, Lola M., and Wyatt S. Schaefer. Albert Einstein. Mankato, Minn.: Pebble Books, 2004.

MLA (8th ed.) Citation

Schaefer, Lola M., and Wyatt S. Schaefer. Albert Einstein. Pebble Books, 2004.

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