Cita APA

O'Sullivan, J. F. (1990). Caesarean birth. Ulster Medical Society.

Chicago Style Citation

O'Sullivan, J. F. Caesarean Birth. Ulster Medical Society, 1990.

Cita MLA

O'Sullivan, J. F. Caesarean Birth. Ulster Medical Society, 1990.

Atenció: Aquestes cites poden no estar 100% correctes.