000 | 00417nam a2200157Ia 4500 | ||
---|---|---|---|
008 | 130223s9999 xx 000 0 und d | ||
080 | _a333.91 | ||
100 | _aGregerson, H.M. | ||
245 | _aGuidelines for economic appraisal of waterwhed management projects | ||
260 | _aRome | ||
260 | _c1987 | ||
300 | _a144 p. | ||
440 | _aNo. 16; Food and Agriculture Organization | ||
901 | _pS39312 | ||
942 |
_cB _2udc |
||
999 |
_c124351 _d124351 |