Thakur, J. K. (2002). Ultrasonic assessment of early pregnancy bleeding.
Chicago Style aipamenaThakur, Jay Kumar. Ultrasonic Assessment of Early Pregnancy Bleeding. 2002.
MLA aipamenaThakur, Jay Kumar. Ultrasonic Assessment of Early Pregnancy Bleeding. 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.