Nur Najwa, Yusof and Ahmad Kamal Ariffin, Mohd Rus and Noor Ain, Mat Noor (2021) Alor Setar as a commercial centre before the British intervention, 1735-1909. Jebat-Malaysian Journal of History Politics and Strategic Studies, 48 (2). pp. 164-189. ISSN 0126-5644,