APA引文

Sharkey, P., Murray, D., & Heuring, J. (1997). On the kinematics of robot heads.

Chicago Style (17th ed.) Citation

Sharkey, P., D. Murray, and J. Heuring. On the Kinematics of Robot Heads. 1997.

MLA引文

Sharkey, P., et al. On the Kinematics of Robot Heads. 1997.