Babbie, E. R. (2001). The practice of social research (9th ed.). Wadsworth/Thomson Learning.
芝加哥风格引文Babbie, Earl R. The Practice of Social Research. 9th ed. Belmont, California: Wadsworth/Thomson Learning, 2001.
MLA引文Babbie, Earl R. The Practice of Social Research. 9th ed. Wadsworth/Thomson Learning, 2001.
警告：这些引文格式不一定是100％准确.