The Cultural library : volume 9, famous people of all time
Parents' Magazine's Cultural Institute, 1965
Buku Referensi
The Great family encyclopedic dictionary
Bay Books, 1986
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Encyclopedia of knowledge : volume 8
Grolier Incorporated, 1991
Buku Referensi
Encyclopedia of knowledge : volume 7
Grolier Incorporated, 1991
Buku Referensi
Encyclopedia of knowledge : volume 6
Grolier Incorporated, 1991
Buku Referensi