Turner, Ian
Hale & Iremonger, 1979
Buku Teks
Evatt, Herbert Vere, 1894-1965
Angus and Robertson, 1954
Buku Teks SO
Mckinlay, Brian
Drummond, 1979
Buku Teks SO
edited by P.W.D. Matthews and G.W. Ford
Sun Books, 1968
Buku Teks SO
Sutcliffe, J.T.
Macmillan, 1967
Buku Teks