Edwards, Philip
British Council by Longmans, Green, 1970
Buku Teks
Canavan, P. Joseph
D.C. Health and Company, 1990
Buku Teks
edited, Rebecca Bushnell
Blackwell Publishing, 2005
Buku Teks
Sukarma, K
Sydney IULS-TERC University of New South Wales 1976
Buku Teks
Shakespeare, William, 1564-1616
Ginn, 1939
Buku Teks