Rohini Mann, H. S. Sushma, V. K. Melkhani and A. Udhayan (2009). Monitoring Primates: A guide for Kalakad Mundanthurai Tiger Reserve. Wildlife Institute of India. Pp. 1-34. In Tamil: by P. Jeganathan (2009). Kurangugal kanganippu: Kalakkadu-Mundanthurai Puligal Kappagathirkana Vilakka Kaiyedu.
Wildlife Institute of India. Pp. 1-34.