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| 007 |
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| 008 |
090904t1972 sp g 000|0 spa d |
| 082 |
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|a 001.42
|b A885m
|2 20
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| 040 |
|
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|a Sistema Bibliotecario Universidad de El Salvador
|b spa
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| 100 |
|
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|a Asti Vera, Armando
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| 245 |
|
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|a Metodología de la investigación /
|b Armando Asti Vera.
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| 260 |
|
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|a España :
|b Cincel,
|c 1972.
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| 300 |
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|a 202 p. ;
|b 25 cm.
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| 490 |
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|a Colección Didaxis
|
| 650 |
|
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|a Investigación
|x Metodología
|
| 084 |
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|a 001.42
|b A885m
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| 991 |
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|a estudiante3
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| 992 |
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|a 25/07/2006
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| 942 |
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|c BK
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| 999 |
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|c 44252
|d 44252
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| 952 |
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|1 0
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|6 001_420000000000000_A885M
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|8 CG
|9 70506
|a 10
|b 10
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|d 2012-08-16
|e Universidad de Valencia
|i 10038587
|l 42
|m 2
|o 001.42 A885m
|p 10038587
|r 2019-06-14
|s 2019-05-31
|w 2012-08-16
|y BK
|x 200606
|