000 00448 a2200169 4500
020 _a8172332580
082 _a363.7
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090 _c19457
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100 _aThukral, A. K.
_eed.
245 _aEnvironmental protection
260 _aJodhpur
_bScinetific Publishers
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300 _axi,426p.
_c25cm
650 _aEnvironmental problems
650 _aOther social problems and services
700 _aVirk, G. S.
_eed.
942 _cL
999 _c47196
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