APA引文

(1991). British Association for Cancer Research/Association of Cancer Physicians/Royal Society of Medicine (Oncology Section) Joint Winter Meeting. Nature Publishing Group.

Citação norma Chicago

British Association for Cancer Research/Association of Cancer Physicians/Royal Society of Medicine (Oncology Section) Joint Winter Meeting. Nature Publishing Group, 1991.

MLA引文

British Association for Cancer Research/Association of Cancer Physicians/Royal Society of Medicine (Oncology Section) Joint Winter Meeting. Nature Publishing Group, 1991.

警告：這些引文格式不一定是100％准確.