Bernstein, M. H. (2004). Without a tear: Our tragic relationship with animals. University of Illinois Press.
芝加哥风格引文Bernstein, Mark H. Without a Tear: Our Tragic Relationship with Animals. Urbana: University of Illinois Press, 2004.
MLA引文Bernstein, Mark H. Without a Tear: Our Tragic Relationship with Animals. University of Illinois Press, 2004.
警告：这些引文格式不一定是100％准确.