APA-referens

Xiao, Q., Yang, H. P., Wentzensen, N., Hollenbeck, A., & Matthews, C. E. (2013). Physical activity in different periods of life, sedentary behavior and the risk of ovarian cancer in the NIH-AARP Diet and Health Study.

Chicago-stil citat

Xiao, Qian, Hannah P. Yang, Nicolas Wentzensen, Albert Hollenbeck, och Charles E. Matthews. Physical Activity in Different Periods of Life, Sedentary Behavior and the Risk of Ovarian Cancer in the NIH-AARP Diet and Health Study. 2013.

MLA-referens

Xiao, Qian, et al. Physical Activity in Different Periods of Life, Sedentary Behavior and the Risk of Ovarian Cancer in the NIH-AARP Diet and Health Study. 2013.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.