The Encyclopedia Americana : volume 2
Americana Corporation, 1977
Buku Referensi
The Encyclopedia Americana : volume 2
Americana Corporation, 1964
Buku Referensi
Collier's encyclopedia; Volume 2
Macmillan, 1990
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Grolier family encyclopedia : volume 2
Grolier Incorporated, 1995
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The World book encyclopedia : volume 2
World Book, 1985
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