ebrary, Inc, Chapman, V., & Charles, C. (2013). The midwife's labour and birth handbook (3rd ed.). John Wiley & Sons.
Chicagoスタイル(17版)引用形式ebrary, Inc, Vicky Chapman, , Cathy Charles. The Midwife's Labour and Birth Handbook. 3rd ed. Chichester, West Sussex: John Wiley & Sons, 2013.
MLA(9版)引用形式ebrary, Inc, et al. The Midwife's Labour and Birth Handbook. 3rd ed. John Wiley & Sons, 2013.
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