Mayer, Frederick, author
American Book Company, 1950
Buku Teks
edited Muhammad Ali Khalidi
Cambridge, 2005
Buku Teks
Ziai, Hossein, author
Sadra, 2012
Buku Teks
De Wulf, Maurice
Dover Publications, Inc., 1922
Buku Teks
McIlwain, Charles Howard, author
Macmillan, 1957
Buku Teks