Clarke, G. (1991). Walt Whitman: The poem as private history. Vision Press ; St. Martin's Press.
芝加哥风格引文Clarke, Graham. Walt Whitman: The Poem as Private History. London : New York: Vision Press ; St. Martin's Press, 1991.
MLA引文Clarke, Graham. Walt Whitman: The Poem as Private History. Vision Press ; St. Martin's Press, 1991.
警告：这些引文格式不一定是100％准确.