APA引文

T., T., C., W., S., S., & P., S. (2014). Prenatal sonographic markers of trisomy 21.

Chicago Style Citation

T., Tongsong, Wanapirak C., Sirichotiyakul S., and Sirivatanapa P. Prenatal Sonographic Markers of Trisomy 21. 2014.

MLA引文

T., Tongsong, Wanapirak C., Sirichotiyakul S., and Sirivatanapa P. Prenatal Sonographic Markers of Trisomy 21. 2014.

警告：這些引文格式不一定是100％准確.