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AR-CrUNPB |
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170901s1980 ag r 000 0 spa d |
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|a AR-CrUNPB
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| 082 |
0 |
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|a 558.274/V.11
|2 20
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| 100 |
1 |
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|a Valle, Hector
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| 700 |
1 |
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|a Beltramone, Carlos
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| 245 |
1 |
0 |
|a Reconocimiento de los recursos naturales y el medio ambiente de la region nordeste del Chubut, Republica Argentina /
|c Hector Valle
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| 255 |
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|a .274
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| 260 |
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|a Buenos Aires :
|b CONICET ; INTA ; OEA,
|c 1980
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| 300 |
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|a 33 p
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| 590 |
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|a Registros migrados a formato MARC
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| 650 |
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7 |
|a ESTUDIOS DE SUELOS
|2 Unescot
|9 3158
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| 650 |
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|a BIBLIOGRAFIA PATAGONICA
|9 9135
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| 942 |
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|c BK
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| 910 |
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|a hg030321
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| 999 |
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|c 68198
|d 68198
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