“An Annotated Checklist of the Herpetofauna of Beris Valley, Kedah, Malaysia”. Tropical Life Sciences Research 22, no. 1 (July 31, 2011): 13–24. Accessed May 12, 2024. https://ejournal.usm.my/tlsr/article/view/tlsr_vol22-no-1-2011_2.