00267nam a22000977a 4500082001700000100001700017245007400034260003000108300001100138700002000149  a371.33 ROM S  aRomesh Verma  aModern trends in teaching technology /cRomesh Verma, Suresh K Sharma  aNew Delhi :bAnmol,c2006  a458 p.  aSuresh K Sharma