Hamza Yusuf <br/><br/>
Purification of the Heart:  Signs, Symptoms and Cures of the Spiritual Diseases of the Heart 

 - South West Ranches:  Sandala,  2012 
 - 206 p.,  23 cm 
<br/><br/><label>ISBN: </label>9780985565909 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Islam--Spiritual purification