Sayyid, Muḥammad Ḥasnain ; Qāsimī, T̤ufail Aḥmad (1940) Jauhar k̲h̲aṣūṣī shumārah ba-yād-i ʻAllāmah Iqbāl. Maktabah-yi Jāmiʻah. ISBN: .