Iqbal, Muhammad, Sir, 1877-1938 ; Barnī, Sayyid Muẓaffar Ḥusain 1923- (1991) Kulliyāt-i makātīb-i Iqbāl, yaʻnī shāʻir-i mashriq ʻAllāmah Ḍākṭar Muḥammad Iqbāl ʻalai-hi al-raḥmat ke tamām Urdū aur Angrezī k̲h̲ut̤ūt̤ kā majmūʻah, tārīk̲h̲ī tartīb aur z̤arūrī taʻlīqāt va ḥavāshī ke sāth. Urdū Akādmī, Dihlī. ISBN: .