Perloff, M. (2004). Differentials: Poetry, poetics, pedagogy. University of Alabama Press.
芝加哥风格引文Perloff, Marjorie. Differentials: Poetry, Poetics, Pedagogy. Tuscaloosa: University of Alabama Press, 2004.
MLA引文Perloff, Marjorie. Differentials: Poetry, Poetics, Pedagogy. University of Alabama Press, 2004.
警告：这些引文格式不一定是100％准确.