APA-referens (7:e uppl.)

Armstrong, M., Spencer, E., Cairns, B., & Beral, V. (2011). DIFFERENT EFFECTS OF BODY MASS INDEX AND PHYSICAL ACTIVITY ON THE RISK OF ANKLE, WRIST AND HIP FRACTURES IN POSTMENOPAUSAL WOMEN.

Chicago-referens (17:e uppl.)

Armstrong, M., E. Spencer, B. Cairns, och V. Beral. DIFFERENT EFFECTS OF BODY MASS INDEX AND PHYSICAL ACTIVITY ON THE RISK OF ANKLE, WRIST AND HIP FRACTURES IN POSTMENOPAUSAL WOMEN. 2011.

MLA-referens (9:e uppl.)

Armstrong, M., et al. DIFFERENT EFFECTS OF BODY MASS INDEX AND PHYSICAL ACTIVITY ON THE RISK OF ANKLE, WRIST AND HIP FRACTURES IN POSTMENOPAUSAL WOMEN. 2011.