APA (7th ed.) Citation

Walker, S. M., Feldmann, R., & King, A. (2002). Wheels and axles. Lerner Publications Co..

Chicago Style (17th ed.) Citation

Walker, Sally M., Roseann Feldmann, and Andy King. Wheels and Axles. Minneapolis: Lerner Publications Co., 2002.

MLA (9th ed.) Citation

Walker, Sally M., et al. Wheels and Axles. Lerner Publications Co., 2002.