TY  - BOOK
AU  - Muhammad Ilyas
TI  - Islami qamari calendar: ilm falkiyat ki roshni mein 
U1  - 529.3 
PY  - 1998///
CY  - Islamabad
PB  - Pakistan Science Foundation
KW  - Calendar- Chronology
N1  - include bibliography and references
ER  -