00396nam a2200157 a 450000500170000002000180001708200150003510000240005024500390007426000530011330000260016660000080019263000260020085600060022685600060023220251219155924.0  a9789382156499  a371.3bTEA  aPathak, Arvind Ed.,  aTeaching methods of mathematicsb_  aNew DelhibShree Publishers & Distributorsc2021  av, 263 p.c24 cm.bHB  bc_  aMathematics  Teaching  f_  a_