APA引文

Thakur, J. K. (2002). Ultrasonic assessment of early pregnancy bleeding.

Chicago Style (17th ed.) Citation

Thakur, Jay Kumar. Ultrasonic Assessment of Early Pregnancy Bleeding. 2002.

MLA引文

Thakur, Jay Kumar. Ultrasonic Assessment of Early Pregnancy Bleeding. 2002.

警告：這些引文格式不一定是100％准確.