Manuals and guides

River Fish Monitoring Programme: Manual of Methodology. Co-authored by Krishnakumar,. K, A Bijukumar and Kurian Mathew Abraham for the River Fish Monitoring Programme, Thiruvananthapuram. Published by Kerala State Biodiversity Board. April 2010.

Ganeshaiah, K.N., R. Uma Shaanker (eds), 1998, Biligiri Rangaswamy Temple Wildlife Sanctuary: Natural History, Biodiversity and Conservation. Vivekananda Girijana Kalyana Kendra