ebrary, Inc, & Madden, D. (2000). The legacy of Robert Penn Warren. Louisiana State University Press.
芝加哥风格引文ebrary, Inc, 与 David Madden. The Legacy of Robert Penn Warren. Baton Rouge: Louisiana State University Press, 2000.
MLA引文ebrary, Inc, 与 David Madden. The Legacy of Robert Penn Warren. Louisiana State University Press, 2000.
警告：这些引文格式不一定是100％准确.