Munafo, M., Murphy, M., Whiteman, D., & Hey, K. (2002). Does cigarette smoking increase time to conception?
芝加哥风格引文Munafo, M., M. Murphy, D. Whiteman, 与 K. Hey. Does Cigarette Smoking Increase Time to Conception? 2002.
MLA引文Munafo, M., et al. Does Cigarette Smoking Increase Time to Conception? 2002.
警告：这些引文格式不一定是100％准确.