Cohen, J.M. (John Michael), 1903-1989, author
Penguin Books, 1956
Buku Teks
Jin`ichi Konishi, author
Princeton University Press, 1986
Buku Teks
Otis, William Bradley, author
Barnes & Noble, [c1937]
Buku Teks
Wilkins, Ernest Hatch
Harvard University , 1954
Buku Teks
Legouis, Emile, author
J.M. Dent and Sons, 1948
Buku Teks