APA引文
Babbie, E. R. (1979). The practice of social research (2nd. ed.). Wadsworth.
Chicago Style (17th ed.) Citation
Babbie, Earl R. The Practice of Social Research. 2nd. ed. Carlifornia: Wadsworth, 1979.
MLA引文
Babbie, Earl R. The Practice of Social Research. 2nd. ed. Wadsworth, 1979.
警告：這些引文格式不一定是100％准確.