“ ENGLISH 7 MUBALIGH-E-ISLAM HAZRAT ALLAMA MOLANA SYED SAADAT ALI QADRI. A REVIEW ON HIS RELIGIOUS.LITERARY & PREACHING WORK : ABOUT CONCEPT OF CALIPHATE IN ISLAM AND OTHER RELIGIONS”. The International Research Journal of Usooluddin , vol. 5, no. 1, June 2021, pp. 61-72, https://mail.journalusooluddin.com/index.php/irjdu/article/view/70.