1. M. Maryati, M. T. Awang, K. B. Hee, and L. Tokiman, Anurans of Taman Negara Johor Endau-Rompin (UTHM Publisher, Johor, 2016), pp. 100.
2. K. O. Chan, B. Daicus, and A. Norhayati, Russ. J. Herpetol. 17(3), 202–206 (2010).
3. THE ANT FAUNA OF A TROPICAL RAIN FOREST: ESTIMATING SPECIES RICHNESS THREE DIFFERENT WAYS
4. A. Chao and C. Chiu, “Species Richness: Estimation and Comparison,” in Wiley Stats Ref: Statistic References Online, edited by N. Balakhrisnan et al. (John Wiley & Sons, Ltd., New Jersey, 2016), pp. 1–26.
5. A. Norhayati, Amphibians and Reptiles of Peninsular Malaysia [Online] http://amphibia.my (2009), [Accessed on December 25, 2014].