000 00323nam a2200121Ia 4500
008 220421s1992 xx 000 0 und d
020 _a8186804919
041 _aeng
082 _a372.357
_bKRI/ENV
100 _aKrishnamacharyulu, V.
_9572100
245 _aEnvironmental education
260 _aPune
_b Vhinas prakashan
_c1992
999 _c398443
_d398443