APA引文

WHO. (1996). Trace elements in human nutrition and health. Geneva: WHO.

Trích dẫn kiểu Chicago

WHO. Trace Elements in Human Nutrition and Health. Geneva: WHO, 1996.

MLA引文

WHO. Trace Elements in Human Nutrition and Health. Geneva: WHO, 1996.

警告：這些引文格式不一定是100％准確.