Ponniah, Sivarajan and Abd Aziz, Mohd Kasturi Nor (2014) Peranan dan pengaruh Pesuruhjaya Tinggi British dalam perluasan pengaruh British di Kedah. In: 23rd International Conference of Historians of Asia 2014 (IAHA2014), 23 - 27 August 2014, Alor Setar, Kedah, Malaysia.