al-Sadr, Muhammad Baqir. <br/><br/>
Durus fi'ilm al-usul / 
li-Muhammad Baqir al-Sadr. 
 - Bayrut :  Dar al-Kitab al-Lubnani,  1978. 
 - volumes ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Islamic law--Sources.<br/>Islamic law--Interpretation and construction.