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00882nam a2200313 i 4500 |
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|a Universidad Nacional Agraria
|b spa
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| 911 |
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|a M
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| 978 |
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|a GRH
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| 979 |
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|a 10-12-2007
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|a MDR
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| 981 |
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|a 23/08/2019
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| 991 |
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|a TEXTO
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| 020 |
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|a ISBN 987-22074-2-9
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| 035 |
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|a 026477
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| 041 |
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|a spa
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| 092 |
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|a 025.52 R696
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| 100 |
1 |
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|a Rodriguez Briz, F.
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| 245 |
1 |
4 |
|a Los servicios de referencia virtual: surgimiento, desarrollo y perspectivas a futuro
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| 260 |
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|a Buenos Aires (Argentina) :
|b Alfagrama,
|c 2005
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| 264 |
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|a Buenos Aires (Argentina) :
|b Alfagrama,
|c 2005
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| 300 |
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|a 156 p.
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| 500 |
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|a Ilus., 196 ref.
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| 650 |
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7 |
|a BIBLIOTECA
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| 650 |
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7 |
|a BIBLIOTECOLOGIA
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| 650 |
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7 |
|a SERVICIOS DE INFORMACION
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| 653 |
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|a SERVICIOS DE CONSULTA (BIBLIOTECAS)
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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 L2427/07
|o 025.52 R696
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