ebrary, Inc, Byrom, S., Edwards, G., & Bick, D. (2009). Essential midwifery practice. Wiley-Blackwell.
Čikaški stil citiranja (17. izdanje)ebrary, Inc, Sheena Byrom, Grace Edwards, i Debra Bick. Essential Midwifery Practice. Chichester ; Ames, Iowa: Wiley-Blackwell, 2009.
MLA način citiranja (9. izdanje)ebrary, Inc, et al. Essential Midwifery Practice. Wiley-Blackwell, 2009.
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