Collier's encyclopedia, with bibliography and index : volume 10
P.F. Collier & Son, 1954
Buku Referensi
Compton's pictured encyclopedia and fact index : volume 10
F.E. Compton & Company, 1963
Buku Referensi
The Encyclopedia Americana; Volume 10
Americana Corporation, 1977
Buku Referensi
The Encyclopedia Americana : volume 10
Americana Corporation, 1964
Buku Referensi
Encyclopaedia Britannica : volume 10
Encyclopaedia Britannica Inc., 1967
Buku Referensi