00271nam a2200097Ia 4500008004100000082002100041100001800062245005500080260002700135300001100162240817s9999    xx            000 0 und d  a660.2969 N 164,t  aNarayanan,K.V 2aA Textbooks of chemical engineering thermodynamics  c2001a New Delhib PHI  a508 p.