00656nam a22001937a 450000500170000000700040001700800040002102000150002504000090004005000190004910000180006824501100008626000570019630000190025365000370027294200130030999900170032295201230033920170728160422.0000000  a0706962680  aUOEL  aLB17b.A4 1991  aAggarwal, J C  aTheory and principles of education :bphilosophical and socialogical bases of education /cJ. C. Aggarwal  aNew Delhi ;bVikas Publishing House PVT Ltd,cc1991.  aviii, 414 p. :  aTheory and practice of education  2lcccSBK  c15049d15049  00102lcc4070aUOEbUOEcGENd2017-07-28l0oLB17 .A4 1991p20026192r2026-04-27 11:46:51t20026192w2017-07-28ySBK