APA引文

Xu, B. (1993). A study on the relationships between trace elements and sperm quality.

Chicago Style (17th ed.) Citation

Xu, Bo. A Study on the Relationships Between Trace Elements and Sperm Quality. 1993.

MLA引文

Xu, Bo. A Study on the Relationships Between Trace Elements and Sperm Quality. 1993.

警告：这些引文格式不一定是100％准确.