ROBINSON, S. (1994). Midwives, research, and childbirth. Vol.3. Busines Media.
芝加哥风格引文ROBINSON, Sarah. Midwives, Research, and Childbirth. Vol.3. Busines Media, 1994.
MLA引文ROBINSON, Sarah. Midwives, Research, and Childbirth. Vol.3. Busines Media, 1994.
警告：这些引文格式不一定是100％准确.