APA引文

Children's Welfare Federation (New York, N.Y.). Committee on Maternity Care. (1930). Standards for maternity care. The Children's Welfare Federation.

Chicago Style (17th ed.) Citation

Children's Welfare Federation (New York, N.Y.). Committee on Maternity Care. Standards for Maternity Care. New York: The Children's Welfare Federation, 1930.

MLA引文

Children's Welfare Federation (New York, N.Y.). Committee on Maternity Care. Standards for Maternity Care. The Children's Welfare Federation, 1930.

警告：這些引文格式不一定是100％准確.