Abū Bakr : sīrat Ḥaẓrat Abū Bakr, Ṣiddīq-i Akbar / - Muḥammad Ḥusain Haikal ; tarjumah Shaik̲h̲ Muḥammad Aḥmad Pānīpatī (Maktabah-yi Jadīd,, 1957)