00480nam a22001577a 450000500170000001000150001702000250003203500140005703700090007108200110008010000190009124500450011026000490015527000990020430000190030320260318115214.0  aENG-147928  a978934899643c350.00  aEN-131460  bDBAD  a37521  aV. Krishnadevi  aKnowledge and CurriculumcV. Krishnadevi  aTamil NadubShanlax PublicationscJuly, 2022  bTamil Nadua61,66 T.P.K. Main Road, Vasantha Nagar, Madurai- 625003, Tamil Nadu, Indiae625003  a232 p. c22 cm