Sar Sayyid Aḥmad K̲h̲ān̲ ([between 1807 and 1970]) al-K̲h̲ut̤bāt al-Aḥmadiyyah fī al-ʻArab va al-sīrah al-Muḥammadiyyah /. Idārah-yi Daʻvat al-Furqān,. ISBN: .