Armstrong, James W., author
Macmillan, 1970
Buku Teks
Suvorov, Ierofei Fedorovich, author
Peace, 1963
Buku Teks
Kaliski, Burton S.
Harcourt Brace Jovanovich, 1982
Buku Teks
Whitehead, Alfred North, 1861-1947, author
Oxford University Press, 1969
Buku Teks
Young, Frederick H., author
John Wiley & Sons, 1968
Buku Teks