na INLIS000000000006941 20130515164849 ind 0010-051300000006941 ind 297.912 1 297.912 1 Abbas, Mahmud Kejeniusan Abu Bakar Ash Shiddiq c.2 / editor, Ibnu, Kamali; penerjemah, Ghazirah Abdi, Ummah Cetakan : 1 Jakarata Pustaka Azzam 2001 216 hlm. ;20.5 cm. Khulafaur Rasiidin Abu Bakar