00469nam a2200169 a 450000500170000002000150001708200150003210000190004724500250006626000410009130000250013269000250015796400160018299700130019899900190021195200690023020251203111047.0  a8184110634  a370.7bRES  aJyothi, Swarna  aEducational research  aNew DelhibSonali Publicationsc2007  aviii,240p.c22cmbHB  aEducation - Research  bcdefg_  a134712 C  c112433d112433  00104070aPUbPUd2009-01-11g500.00l0o370.7 RESp134712yBK