@book{21915,
	author = {Bahadur, Nawab Sadr Yar Jung . and Haq, Syed Moinul .},
	title = {Hadrat Abu Bakr: The First Caliph of Islam /},
	publisher = {Sh. Muhammad Ashraf ,},
	year = {1959.},
	address = {Lahore :},
	edition = {1st ed. /}
}