000 00551nam a2200169Ia 4500
001 CATREF088246
008 110518s9999 xx 000 0 und d
041 _aeng
082 0 _a338.9 GUR
100 1 _aGupta, Raj Kumar
245 1 0 _aPlanning natural resources : Handbook of aerospace techniques for integrated surveys and studies in natural resource ecology
260 _aNew Delhi :
_bNavayug,
_c1971.
300 _a269 p. ;
_c20 cm.
650 4 _aAerial photography
653 _aNatural resources
653 _aPhotographic interpretation
999 _c204781
_d204781