Cita APA (7th ed.)

Nicholls, A., Kiran, A., Javaid, M., Hart, D., Spector, T., Carr, A., & Arden, N. (2012). Change in body mass index during middle age affects risk of total knee arthoplasty due to osteoarthritis: A 19-year prospective study of 1003 women.

Cita Chicago (17th ed.)

Nicholls, A., A. Kiran, M. Javaid, D. Hart, T. Spector, A. Carr, i N. Arden. Change in Body Mass Index During Middle Age Affects Risk of Total Knee Arthoplasty Due to Osteoarthritis: A 19-year Prospective Study of 1003 Women. 2012.

Cita MLA (9th ed.)

Nicholls, A., et al. Change in Body Mass Index During Middle Age Affects Risk of Total Knee Arthoplasty Due to Osteoarthritis: A 19-year Prospective Study of 1003 Women. 2012.