00571nam a22001937a 450000500170000001000130001702000220003003500130005203700160006504000120008108200190009310000210011224500670013326000550020027000580025530000230031365000210033665000200035720170124110032.0  aA-993354  c00.00a8173913080  aA-993354  bCen Lib/Ret  aDPLbEN  a372.35044bPRA  aPrasad, Janardan  aPractical aspects in teaching of science /cby Janardan Prasad  aNew DelhibKanishkaPublishers & Distributorsc1999  bNew Delhia4697/5-21A, Ansari Road, Daryaganje110002  avi,224p.c21cm(Hb)  aTeaching Aspects  aSchool teachers