000 00589nam a22001937a 4500
001 21307
003 BD-DhUET
008 150418b xxu||||| |||| 00| 0 eng d
040 _c0
_dBD-DhUET
082 _a333
_bGUP/1971
100 _aGupta, Raj Kumar
245 _aPlanning natural resources
_ba handbook of aerospace techniques for integrated surveys and studies in natural resources ecology
250 _a1st ed.
260 _aNew Delhi
_bNavayug traders
_c1971
300 _a269 p.
_bill.`
504 _aIncludes bibliograpies
650 0 _a Natural resources:Economics
942 _cGB
999 _c21307
_d21307