Sharīf, Ramaḍān Amīn. <br/><br/>
Mabādiʼ al-tafāḍul wa-al-takāmul. 
Ramaḍān Amīn al-Sharīf. 
 - Cairo,  Dār al-Nahḍah al-ʻArabīyah  [1962-63] 
 - 226 p.  illus.  23 cm. 
<br/><br/><label>LCCN: </label>ne 63002186  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calculus.
<br/><br/><label>LC Class. No.: </label>QA303  / .S52