HILL, L. (1978). Intermediate comprehension pieces. Oxford University Press.
芝加哥风格引文HILL, L.A. Intermediate Comprehension Pieces. Hong Kong: Oxford University Press, 1978.
MLA引文HILL, L.A. Intermediate Comprehension Pieces. Oxford University Press, 1978.
警告：这些引文格式不一定是100％准确.