00354nam a2200133Ia 450000500170000000800410001702000150005808200170007310000180009024500250010826000430013330000100017670000340018620260205063924.0260111s9999||||xx |||||||||||||| ||und||  a8170086183  a624.17  P69T  aPunmia, B. C. 0aTheory of structures  aBangalorebDhanpat rai pub.Laxmic2014  a648p.  aJain, Ashok K./Jain, Arun K./