APA citiranje

Chen, W., Petitti, D. B., & Geiger, A. M. (2005). Mortality following development of breast cancer while using oestrogen or oestrogen plus progestin: A computer record-linkage study. Nature Publishing Group.

Citação norma Chicago

Chen, W., D B. Petitti, and A M. Geiger. Mortality Following Development of Breast Cancer While Using Oestrogen or Oestrogen Plus Progestin: A Computer Record-linkage Study. Nature Publishing Group, 2005.

MLA citiranje

Chen, W., D B. Petitti, and A M. Geiger. Mortality Following Development of Breast Cancer While Using Oestrogen or Oestrogen Plus Progestin: A Computer Record-linkage Study. Nature Publishing Group, 2005.