Ḥakīm ʻUmar K̲h̲ayyām ; muqaddamah Sayyid Alt̤āf ʻAlī Barelvī ; tāʼlīf Abūlmakārim Salīmullah Fahmī (1961) Ḥakīm ʻUmar K̲h̲ayyām /. Akaiḍmī āf Ejūkeshnal Rīsarc,. ISBN: .