Ghallab, Muhammad. <br/><br/>
al- Tasawwuf al-muqarin / 
Ta'lif Muhammad Ghallab. 
 - al-Qahirah :  Maktabah Nahdah,  1956. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sufism.<br/>Mysticism--Islam.