TY  - BOOK
AU  - ثابت بن قرة الحرانى
TI  - رسائل ابن قرة
PY  - 1947///
CY  - Hyderabad
PB  - Matba'ah Jam'iyah Da'irat al-Ma'arif al-'Uthmaniyah
KW  - Geometry
KW  - Early works to 1800
ER  -