Lawson, Henry, 1867-1922
Angus and Robertson, 1972
Buku Teks
Greenwood Press, 1977
Buku Referensi
Boston [etc.] DC Heath and Company 1050
Buku Teks
Majid, Hawa Abdul
Perpustakaan Negara Malaysia, 1996
Buku Referensi
Francis, Simon
University of Hull, Centre for South-East Asian Studies, 1993
Buku Referensi