Schapiro, Leonard
Frederick A. Praeger Publishers, 1965
Buku Teks
Fischer, George, author
Harvard University Press, 1952
Buku Teks
Schapiro, Leonard editor
Fredrick A. Praeger, 1963
Buku Teks
Artikel Jurnal
edited by Andrew Rothstein and Clemens Dutt
Foreign Languages Pub. House, 1960
Buku Teks