000 | 00381nam a2200133Ia 4500 | ||
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008 | 180612s9999||||xx |||||||||||||| ||und|| | ||
041 | _aen | ||
082 | _a338.6 | ||
100 | _aJONES,Jeffrey r. others | ||
245 | 0 | _aSocial science and farming systerms research methodolical perspectives on Agricu | |
260 |
_bLondon. Westview Press, GB _c1986 |
||
300 | _a(xxvi),285 | ||
942 | _cPR | ||
999 |
_c41343 _d41343 |