Siti Sarawati Johar, Khairunesa Isa, and Khairol Anuar Kamri. SEIKAT BAK SIRIH MENYUSURI KELANGSUNGAN TANAH MELAYU DAN PEMBENTUKAN MALAYSIA. Penerbit UTHM, 2019. Accessed March 12, 2026. https://publisher.uthm.edu.my/omp/index.php/penerbituthm/catalog/book/236.