Cita APA (7th ed.)

Dennison, E., Mohamed, M., & Cooper, C. (2006). Epidemiology of osteoporosis.

Cita Chicago (17th ed.)

Dennison, E., M. Mohamed, i C. Cooper. Epidemiology of Osteoporosis. 2006.

Cita MLA (9th ed.)

Dennison, E., et al. Epidemiology of Osteoporosis. 2006.