APA引文

CROWELL, T. L. (1987). Index to modern english. McGraw-Hill.

芝加哥风格引文

CROWELL, Thomas Lee. Index to Modern English. New York: McGraw-Hill, 1987.

MLA引文

CROWELL, Thomas Lee. Index to Modern English. McGraw-Hill, 1987.

警告:这些引文格式不一定是100%准确.