TY  - BOOK
AU  - Aziz, A.
TI  - Abu Bakr : the caliph
SN  - -
U1  - 909.09 AZI 
PY  - 1978///
CY  - Karachi
PB  - Ghazanfar Academy
KW  - Islam, Caliph
KW  - General
ER  -