Government Information Office
Government Information Office, 2011
Buku Referensi
Cortada, James W., author
McGraw-Hill, 1994
Buku Referensi
Rashid, Karim, editor
Abbeville Press, 2003
Buku Referensi
Sapper, Richard, editor
Abbeville Press, 1998
Buku Referensi
Lucchi, Michele De, editor
Abbeville, 2001
Buku Referensi