(198). Pregnant?: That's two good reasons to quit smoking.
芝加哥风格引文Pregnant?: That's Two Good Reasons to Quit Smoking. 198.
MLA引文Pregnant?: That's Two Good Reasons to Quit Smoking. 198.
警告：这些引文格式不一定是100％准确.
APA引文
(198). Pregnant?: That's two good reasons to quit smoking.
芝加哥风格引文Pregnant?: That's Two Good Reasons to Quit Smoking. 198.
MLA引文Pregnant?: That's Two Good Reasons to Quit Smoking. 198.