Woll, Peter, author
Little, Brown, 1982
Buku Teks
edited with introductory by Ruth C. Lawson
Frederick A. Praeger, 1962
Buku Teks
Cambridge University Press, 2019
eBooks
Feith, Herbert
Cornell University , 1962
Buku Teks
Murphy, Walter F., author
The John Hopkins University Press, 2007
Buku Teks