edited by Donald McLean
Angus and Robertson, 1969
Buku Teks
King, Victor T.
Foris Publications, 1985
Buku Teks
Davison, Frank Dalby, 1983-1970
Angus & Robertson, 1979
Buku Teks
Wilson, Charles
Cassell, 1970
Buku Teks
Galt, Anthony H.
John Wiley & Sons, 1976
Buku Teks