000 | 00460 a2200193 4500 | ||
---|---|---|---|
245 | 1 | _aOn estimation of price spread. | |
300 | _a53p. | ||
650 | _aPrices | ||
650 | _aMarketing | ||
650 | _aSampling | ||
650 | _aVegetables | ||
650 | _aData collection | ||
650 | _aSurveys | ||
502 |
_cIARI, Division of Agricultural statistics, New Delhi _bM.Sc. _d1979 |
||
502 | _gSingh, P. | ||
100 | 1 | _aKaur, S. | |
942 |
_2udc _cT |
||
901 | _aT3205 | ||
999 |
_c137759 _d137759 |