Wooffitt, Robin, author
Harvester Wheatsheaf , 1992
Buku Teks
Wooffitt, Robin, author
Sage , 2014
Buku Teks
Asia-Pacific Centre of Education for International Understanding
APCEIU. SEAMO, SEAMO INNOTECH, and SEAMO SPAFA, 2010
Buku Referensi
Lawrence, David Herbert, 1885-1930, author
London Macmillan 1948
Buku Teks
Cook, Guy W.D., author
Oxford University Press , 1993
Buku Teks