000
00290nam a22001217a 4500
082
_a
363
_b
SHA.E
100
_a
Sharma, R C
245
_a
Environmental education /
_c
by R C, Sharma
260
_a
New Delhi :
_b
Metropolitan,
_c
1986.
300
_a
191p. :
650
_a
Education
942
_c
BK
999
_c
623469
_d
623469