Steen, M., & Roberts, T. (2011). The handbook of midwifery research. Wiley-Blackwell.
芝加哥风格引文Steen, Mary, 与 Taniya Roberts. The Handbook of Midwifery Research. Chichester, West Sussex, U.K. ; Ames, Iowa: Wiley-Blackwell, 2011.
MLA引文Steen, Mary, 与 Taniya Roberts. The Handbook of Midwifery Research. Wiley-Blackwell, 2011.
警告：这些引文格式不一定是100％准确.