APA引文

Liu, B., Ivers, R., Norton, R., Boufous, S., Blows, S., & Lo, S. (2008). Helmets for preventing injury in motorcycle riders.

Chicago Style (17th ed.) Citation

Liu, B., R. Ivers, R. Norton, S. Boufous, S. Blows, and S. Lo. Helmets for Preventing Injury in Motorcycle Riders. 2008.

MLA引文

Liu, B., et al. Helmets for Preventing Injury in Motorcycle Riders. 2008.