Ahmad, Fazl. Othman : the third caliph of islam/ Fazl Ahmad. - [Rev.ed.] - Lahore,Pakistan: sh. muhammad ashraf, [Reprinted 1975] - 119,[12]p.; 18 cm. - Heroes of Islam Series ; 4 . Subjects--Personal Names: 'Uthm¯an ibn 'Aff¯an, Caliph, d. 656. LC Class. No.: BP80.U83 / A6 1975