An introduction to error analysis 2nd Ed. by J.R. Taylor, University Science Books, ISBN 0-935702-X, April 1997.
Chattopadhyay, D. Rakshit, P. C. and Saha B., An advance course in practical Physics, New Central Book Agency, Kolkata(2005).
Ghosh, S. K., An advance course in practical Physics, New Central Book Agency, Kolkata(2012).