Formation : Ibn Rajab Al-Hanbali
Source : http://www.islamhouse.com/p/207450
Formation : Shabbir Ally
Reveiwers : Muhammad AbdulRaoof
From issues : A website Islamic Library www.islamicbook.ws
Source : http://www.islamhouse.com/p/311651
Formation : Abdullah Bin Abdur-Rahman AL-Jibreen
From issues : Memphis Dawah
Source : http://www.islamhouse.com/p/1285
Formation : Abu Ameenah Bilal Philips
From issues : International Islamic Publishing House
Source : http://www.islamhouse.com/p/51847
Formation : Muhammad Salih Al-Munajjid
From issues : http://www.islamqa.com - Islam : Question & Answer Website
Source : http://www.islamhouse.com/p/185173