00350pam a2200145a 44500008004100000020000900041041000800050082000800058100002900066245004100095250000600136260004500142300000800187650000900195230515b1999    xxu||||| |||| 00| 0 eng d  aNULL  aENG  a301  aV K Kaushik Ravi prakash  aSociology of teaching and curriculum  a0  aNULLb"Kanishka pub , New Delhi, "c1999  a264  aN.D.