ebrary, Inc, Queenan, J. T., Spong, C. Y., & Lockwood, C. J. (2012). Queenan's management of high-risk pregnancy: An evidence-based approach (6th ed.). Wiley-Blackwell.
芝加哥风格引文ebrary, Inc, John T. Queenan, Catherine Y. Spong, 与 Charles J. Lockwood. Queenan's Management of High-risk Pregnancy: An Evidence-based Approach. 6th ed. Chichester, West Sussex: Wiley-Blackwell, 2012.
MLA引文ebrary, Inc, et al. Queenan's Management of High-risk Pregnancy: An Evidence-based Approach. 6th ed. Wiley-Blackwell, 2012.
警告：这些引文格式不一定是100％准确.