Clarendon Press, 1996
Buku Referensi
Clarendon Press , 1995
Buku Referensi
Hornby, Albert Sydney, author
Oxford University Press, 1992
Buku Referensi
edited by N.S. Doniach
Oxford University Press, 1992
Buku Referensi
Hornby, Albert Sydney, author
Oxford University Press, 1995
Buku Referensi