000			00331nam a22001457a 4500
020			_a9788121923842
082			_a668.9BHA
100			_aBhatnagar,M.S
245			_aA textbook of polymers Vol 111
260			_aNew Delhi _bS.Chand _c2004
300			_a552 p
650			_apolymers
650			_acondensation polymers
942			_cBK
999			_c1844 _d1844