Friedman, Lawrence M., 1930-, author
Harvard University Press, 1990
Buku Teks
Geldart, William, 1870-1922, author
Oxford University Press, 1991
Buku Teks
Swami Dayananda Saraswati
Jan Gyan Prakashan , [t.th.]
Buku Teks
Hudson, John, author
Longman, 1996
Buku Teks
O`Connor, J.F., 1931-, author
Hants Gower, 1990
Buku Teks