Trevelyan, George Macaulay, 1876-1962
Longmans, Green, 1951
Buku Teks SO
edited by Arvind Krishna Mehrotra
Permanent Black in association with Ravi Dayal Publishers, 2003
Buku Teks SO
edited by Peter Hunt
Oxford University Press, 1995
Buku Referensi
edited by Peter Hunt
Oxford University Press , 1995
Buku Teks
Daiches, David
Mandarin, 1994
Buku Teks SO