Gaya APA

Parker-Littler, C. (2008). Ask a midwife : all your pregnancy and birth questions answered with wisdom, insight, and expertise . New York: DK Publishing.

Gaya MLA

Parker-Littler, Chatarine. "Ask a midwife : all your pregnancy and birth questions answered with wisdom, insight, and expertise". New York: DK Publishing, 2008. Teks (Text).