Fall, Bernard B.,
Frederick A. Praeger , 1966
Buku Teks
Avif Hidayaturohman, author
Seskoal Press, 2020
Artikel Jurnal
ONeill, Bard E.
Westview Press, 1978
Buku Teks
Dinerstein, H.S., author
Frederick A. Praeger, 1962
Buku Teks
Windrow, Martin, author
Grange Books, 2000
Buku Referensi