APA Style

Sarkar, D, S, K. (2010). Optical Fibres And Fibre Optic Communication Systems (4th Edition). New Delhi: S. Chand & company ltd..

MLA Style

Sarkar, Dr., Subir, Kumar. "Optical Fibres And Fibre Optic Communication Systems". 4th Edition New Delhi: S. Chand & company ltd., 2010. Text.