APA (7th ed.) Citation

Brown, S., & Lang, S. (2015). Friction (Unabridged.).

Chicago Style (17th ed.) Citation

Brown, Sandra, and Stephen Lang. Friction. Unabridged. 2015.

MLA (8th ed.) Citation

Brown, Sandra, and Stephen Lang. Friction. Unabridged. 2015.

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