Hatcher, R. A. (1997). The essentials of contraceptive technology. Population Information Program, Center for Communication Programs, Johns Hopkins School of Public Health.
芝加哥风格引文Hatcher, Robert Anthony. The Essentials of Contraceptive Technology. Baltimore, MD: Population Information Program, Center for Communication Programs, Johns Hopkins School of Public Health, 1997.
MLA引文Hatcher, Robert Anthony. The Essentials of Contraceptive Technology. Population Information Program, Center for Communication Programs, Johns Hopkins School of Public Health, 1997.
警告：这些引文格式不一定是100％准确.