00291nam a2200097Ia 4500008004100000040003800041100001800079245004100097250000800138260004700146211215s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aGordon, D. S. 0aPrinciples and practice of education  a2nd  bChristian Literature SocietyaMadrasc1960