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00852nam a2200313 i 4500 |
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ta |
| 040 |
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|a Universidad Nacional Agraria
|b spa
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| 907 |
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|a E20
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| 911 |
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|a AM
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| 978 |
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|a EMF
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| 979 |
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|a 31-08-2001
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| 991 |
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|a TEXTO
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| 991 |
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|a JULEC
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| 020 |
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|a ISBN 92-5-104007-9
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| 035 |
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|a 013676
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| 041 |
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|a spa
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| 092 |
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|a C20 S972
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| 100 |
1 |
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|a Jones, G.E.=700 1
|a Garforth, Ch.
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| 245 |
1 |
0 |
|a The history, development, and future of agricultural extension
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| 773 |
0 |
# |
|t Improving agricultural extension: a reference manual
|d Roma (Italia) , 1997
|x ISBN 92-5-104007-9
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| 300 |
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|a p. 3-12
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| 500 |
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|a Ilus.; 54 ref.
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| 650 |
|
7 |
|a EXTENSION
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| 650 |
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7 |
|a AGRICULTURA
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| 650 |
|
7 |
|a DESARROLLO AGRICOLA
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| 650 |
|
7 |
|a HISTORIA
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| 653 |
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|a EXTENSION AGRICOLA
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| 942 |
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|c BK
|2 agris
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| 952 |
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|a 01
|b 01
|8 CG
|c CG
|y BK
|p L0989/98
|o C20 S972
|