Natwar, S. (1969). E.M Forster: A tribute. harcourt Brace & world Inc.
芝加哥风格引文Natwar, Singh. E.M Forster: A Tribute. NULL: harcourt Brace & world Inc, 1969.
MLA引文Natwar, Singh. E.M Forster: A Tribute. harcourt Brace & world Inc, 1969.
警告：这些引文格式不一定是100％准确.