Volpe, E. P. (1993). Biology and human concerns (4th ed.). Wm. C. Brown.
芝加哥风格引文Volpe, E. Peter. Biology and Human Concerns. 4th ed. Dubuque: Wm. C. Brown, 1993.
MLA引文Volpe, E. Peter. Biology and Human Concerns. 4th ed. Wm. C. Brown, 1993.
警告：这些引文格式不一定是100％准确.