Walker, M. (1983). The literature of the United States of America. Macmillan.
Chicago-Zitierstil (17. Ausg.)Walker, Marshall. The Literature of the United States of America. London: Macmillan, 1983.
MLA-Zitierstil (8. Ausg.)Walker, Marshall. The Literature of the United States of America. Macmillan, 1983.
警告：这些引文格式不一定是100％准确.