Kurihara, Kenneth K., author
W.W. Nortorn, 1950
Buku Teks
Mints, Lloyd W., author
McGraw-Hill, 1950
Buku Teks
Hansen, Alvin Harvey, 1887-1975, author
Amacom, 1977
Buku Teks
Hansen, Alvin Harvey, 1887-1975, author
McGraw-Hill, 1949
Buku Teks
Mayer, Thomas, author
Random House, 1968
Buku Teks