The international who's who, 2008.
Routledge, 2007
Buku Teks
The international who's who 1997-98
Europa Publication Limited, 1998
Buku Referensi
The international who's who 1994-95
Europa Publication Limited, 1994
Buku Referensi
The international who's who of women
Europa Publication Limited, 1992
Buku Referensi
The international who's who 1992-93
Europa Publication Limited, 1994
Buku Referensi