Chishti, Amatullah Armstrong, author
Paramount Publishing Enterprise, 2005
Buku Teks
Chishti, Amatullah Armstrong
Pakistan : Paramount Pulishing Enterprise, 1994
Buku Teks
Chishti, Amatullah Amstrong, author
Oxford University Press, 2005
Buku Teks
Marsh, Ken
Simon and Schuster, 1982
Buku Teks
Cooper, J.C., author
Thames and Hudson, 1978
Buku Referensi