00260nam a2200109Ia 4500003000400000040000800004082001700012100002400029245005100053260003700104300000900141LDD  cLDD  a372.7 P644 F  aPillai, Jaya Kothai 0aFrom pedagogy to matheticscJaya Kothai Pillai  aMaduraibMahajanam Achagamc1982  a185p