Britannica book of the year 1988
Encyclopaedia Britannica Inc., 1988
 Buku Referensi
Britannica book of the year 1990
Encyclopaedia Britannica Inc., 1990
 Buku Referensi
Britannica book of the year 2002
Encyclopaedia Britannica Inc., 2002
 Buku Referensi
The china year book 1926
Simpkin, Marshall, Hamilton, Kent, 1927
 Buku Teks
2002 britannica book of the year
Chicago: Encyclopedia Britanica, 2002,
 Buku Referensi
<<   2 3 4   >>