McKenzie, Richard B., author
Richard D. Irwin, 1981
Buku Teks
Johnson, Alexender Sryan, author
Dover Publications, 1968
Buku Teks
Walsh, William F. (William Francis), 1875-1946, author
Callaghan, 1934
Buku Teks
Hart, Samuel L.
Philosophical Library, 1949
Buku Teks
Naqvi, Syed Nawab Haider, author
Islamic Foundation, 2003
Buku Teks