000 | 00378nam a2200133Ia 4500 | ||
---|---|---|---|
008 | 130225s9999 xx 000 0 und d | ||
100 | _aUnion of South Afirca, Department of Agriculture | ||
245 | _aMethod fo calculation of maize production cost | ||
260 |
_aPretoria _c1958 |
||
300 | _a51 p. | ||
440 | _aNo. 359; Union of South Afric | ||
901 | _a57977 | ||
942 |
_cB _2udc |
||
999 |
_c9931 _d9931 |