APA引文

Smedley, J., Inskip, H., Cooper, C., & Coggon, D. (1998). Natural history of low back pain. A longitudinal study in nurses.

Chicago Style (17th ed.) Citation

Smedley, J., H. Inskip, C. Cooper, and D. Coggon. Natural History of Low Back Pain. A Longitudinal Study in Nurses. 1998.

MLA引文

Smedley, J., et al. Natural History of Low Back Pain. A Longitudinal Study in Nurses. 1998.