REFERENCES
- V.R.Gowariker, N.V.Viswanathan, Jayadev Sreedhar, (2008), Polymer Science, New Age International (P) Limited, Reprint.
- Fred W.Billmeyer, JR. (2003), Text Book of Polymer Science, A Wiley – Interscience Publication, III edition
- B.R.Puri & L.R.Sharma and S.Pathania, (2008) Principles of Physical chemistry –Vishal Publishing Company, New Delhi, 43rd edition.