Não informado. (2000). Transactions of the American Association of Obstetricians and Gynecologists. American Association of Obstetricians and Gynecologists.
Citação do estilo Chicago (17ª ed.)Não informado. Transactions of the American Association of Obstetricians and Gynecologists. Philadelphia, Pa: American Association of Obstetricians and Gynecologists, 2000.
Citação MLA (8ª ed.)Não informado. Transactions of the American Association of Obstetricians and Gynecologists. American Association of Obstetricians and Gynecologists, 2000.
警告：这些引文格式不一定是100％准确.