21
Published 2006
22
by Danial Zainal Abidin
Published 2002
23
by Gibb, H. A. R.
Published 1949
24
by Huseyn Hilmi Isik
Published 1976
25
by Gahzali Darusalam
Published 1997
26
by Ahsan, M. M.
Published 1977
27
by Watt, W. Montgomery
Published 1991
28
by Ghaffari, Salman
Published 1976
29
by Dawud, 'Abdu 'L-Ahad
Published 1987
30
by Khan, A. R.
Published 2010
31
by Maryam Jameelah
Published 1968
32
by Ismail Noor
Published 1999
33
by Rippin, Andrew
Published 1993
34
35
by Sadeq, AbulHassan Muhammad
Published 2003
36
by Ruthven, Malise, 1942-
Published 1984
37
by Zaleha Muhamat
Published 2002
38
by Malik Badri
Published 1997
39
by Zaini Nasohah
Published 2002
40
by Al-Qarni, ' Aidh Abdullah.
Published 2011