000 00511 a2200205 4500
003 OSt
005 20250313131745.0
008 110805t xxu||||| |||| 00| 0 eng d
020 _a8171694305 (Rs.450.00) HB
040 _cIK
082 _221st
_a363.7 RAO
100 _aRao, V K
_999
110 _aNCERT
245 _aEnvironmental Education
260 _aNew Delhi
_bCommonwealth Publishers
_c1997 HB
300 _a248p.
650 _aEducation
_9240
700 _aReddy, R S
_eAuthor
_9629
942 _2ddc
_cBB
999 _c986
_d986