Mungroo, N., S. Neethirajan. 2015. Optical Biosensor for Pathogen (Bacteria & Virus) Detection. In Nanobiosensors for Personalized and Onsite Biomedical Diagnosis, ed. Dr. Pranjal Chandra, Professor Ester Segal, The IET Publishers. (buy here) (pdf) 

Dhayakaran, R., S. Neethirajan. 2014. Microscopic Methods in Biofilm Research. In Biofilms: Emerging Concepts and Trends, 1st Edition, ed. Dr.  P. Sriyutha Murthy, Y. V. Nanchariah, V. Thiyagarajan, Raju Sekar ISBN: 978-81-8487-179-1, Narosa Publishing House. (buy here)

Birkenhauer, E., S. Neethirajan. 2014. Prevention and Control of Biofilms in Food Industries - Bionanotechnology Approaches. In Biofilms in the Food Environment, 2nd Edition, ed. Dr. Anthony Pometto, Dr. Demirci, John Wiley & Sons Inc. (buy here) (pdf)

Neethirajan, S., D. Karig, A. Kumar, P.P. Mukherjee, S. Retterer, M. Doktycz. 2012. Biofilms in Microfluidics Devices. In Encyclopedia of Nanotechnology, ed. B. Bhushan, Springer. (pdf) (link)