Redshaw, M., & Heikkilä, K. (2011). Ethnic differences in women's worries about labour and birth.
芝加哥风格引文Redshaw, M., 与 K. Heikkilä. Ethnic Differences in Women's Worries About Labour and Birth. 2011.
MLA引文Redshaw, M., 与 K. Heikkilä. Ethnic Differences in Women's Worries About Labour and Birth. 2011.
警告：这些引文格式不一定是100％准确.