Ṭūqān, Qadrī Ḥāfiẓ,  1910-1971, <br/><br/>
Turāth al-ʻArab al-ʻilmī fī al-riyāḍīyāt wa-al-falak / 
Qadrī Ḥāfiẓ Ṭūqān ; taqdīm wa-murājaʻat D. Midḥat Ramaḍān. 
 - 1 online resource. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics, Arab.<br/>Astronomy, Arab.<br/>MATHEMATICS / Essays.<br/>MATHEMATICS / Pre-Calculus.<br/>MATHEMATICS / Reference.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.
<br/><br/><label>LC Class. No.: </label>QA21 
<br/><br/><label>Dewey Class. No.: </label>510.9