LEVENO,Kenneth J. (2013). Williams manual of pregnancy complications. McGraw-Hill Book Company.
芝加哥风格引文LEVENO,Kenneth J. Williams Manual of Pregnancy Complications. McGraw-Hill Book Company, 2013.
MLA引文LEVENO,Kenneth J. Williams Manual of Pregnancy Complications. McGraw-Hill Book Company, 2013.
警告：这些引文格式不一定是100％准确.