000 00665nam a2200241Ia 4500
003 HQRS
005 20190506030758.0
008 150617s2014 xx 000 0 eng d
040 _aHQRS
_beng
_cHQRS
041 _heng
100 _aAttar Chand
245 _aEnvironmental challenges:
_ba global survey
260 _aDelhi:
_bUDH Publishers,
_c1985
300 _axlvi, 335p.;
_c23cm.
500 _aIncludes index
650 _aEnvironmental conservation
650 _aEnvironmental protection
650 _aEnvironmental sciences
650 _aEnvironmental policy
650 _aConservation of natural resources
365 _aINR
942 _2udc
_cBK
999 _c15255
_d15255