APA (7th ed.) Citation

Walker-Bone, K., Dennison, E., & Cooper, C. (2001). Epidemiology of osteoporosis.

Chicago Style (17th ed.) Citation

Walker-Bone, K., E. Dennison, and C. Cooper. Epidemiology of Osteoporosis. 2001.

MLA (9th ed.) Citation

Walker-Bone, K., et al. Epidemiology of Osteoporosis. 2001.