New York: Octagon Books, 1972: 181-189.
Reprinted by Octagon Books, 1965.
New York: Octagon Books, 1974.
New York: Octagon Books, 1953.
Harvard University Press, 20101928 and New York, Octagon Books, 1969.
A second edition was printed by Octagon Books in 1977.
German Rule in Russia: 1941-1945, Octagon Books: 1990.
Hartmann, Edward G. Americans from Wales, Octagon Books, 1983.
New York: Octagon Books, Inc, 1966, 1952.
New York City: Octagon Books, 1975.