Ross, Alf, author
Longmans, Green , 1947
Buku Teks
Dixon, Martin, author
Blackstone Press limited, 2000
Buku Teks
Dixon, Martin
Blackstone Press, 1993
Buku Teks
authors Y.A. Korovin [and others] ; translated from the Russian by Dennis Ogden ; edited by F.I. Kozhevnikov.
Foreign Lamnguages, 1960
Buku Teks
Dixon, Martin
Oxford University Press, 2013
Buku Teks