Americana Corporation, 1977
Buku Referensi
edited by William Bridgwater dan Seymour Kurtz
Columbia University Press, 1963
Buku Referensi
edited by William Bridgwater dan Seymour Kurtz
Columbia University Press, 1963
Buku Referensi
edited by William Bridgwater dan Seymour Kurtz
Columbia University Press, 1963
Buku Referensi
Grolier, 1994
Buku Referensi