APA引文

Barr, L., & Bailey, M. (1980). Delay in diagnosis in breast cancer.

Citação norma Chicago

Barr, L., and M. Bailey. Delay in Diagnosis in Breast Cancer. 1980.

MLA引文

Barr, L., and M. Bailey. Delay in Diagnosis in Breast Cancer. 1980.

警告：這些引文格式不一定是100％准確.