APA引文

Cunningham, f. g. (2010). Williams Obstetrics. McGraw-Hill Book Company.

Chicago Style (17th ed.) Citation

Cunningham, f. gary. Williams Obstetrics. McGraw-Hill Book Company, 2010.

MLA引文

Cunningham, f. gary. Williams Obstetrics. McGraw-Hill Book Company, 2010.

警告：這些引文格式不一定是100％准確.