The Encyclopedia Americana : volume 2
Grolier, 1994
Buku Referensi
The Encyclopedia Americana : volume 1
Grolier, 1994
Buku Referensi
The Americana annual : 1998
Grolier, 1998
Buku Referensi
The Americana annual : 1993
Grolier, 1993
Buku Referensi
The Americana annual : 1996
Grolier, 1996
Buku Referensi