APA引文

KITCHINER, D. (1999). Subaortic stenosis: Still more questions than answers.

Citação norma Chicago

KITCHINER, D. Subaortic Stenosis: Still More Questions Than Answers. 1999.

MLA引文

KITCHINER, D. Subaortic Stenosis: Still More Questions Than Answers. 1999.

警告：這些引文格式不一定是100％准確.