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| LEADER |
00781nam a2200241 a 4500 |
| 001 |
36636 |
| 003 |
AR-BaAGN |
| 005 |
20231116150206.0 |
| 007 |
ta |
| 008 |
220625s2001 ag |||||r|||| ||||||spa d |
| 020 |
|
|
|a 950-518-042-X
|
| 040 |
|
|
|d AR-BaAGN
|a AR-BaAGN
|b spa
|e aacr
|
| 100 |
1 |
|
|a Campbell, Donald T.
|
| 245 |
1 |
0 |
|a Diseños experimentales y cuasiexperimentales en la investigación social
|
| 260 |
|
|
|a Buenos Aires :
|b Amorrortu,
|c 2001.
|
| 300 |
|
|
|a 158 páginas
|
| 336 |
|
|
|2 rdacontent
|b txt
|
| 337 |
|
|
|2 rdamedia
|b n
|
| 338 |
|
|
|2 rdacarrier
|b nc
|
| 942 |
|
|
|c LIBRO
|
| 952 |
|
|
|0 0
|1 0
|4 0
|6 AGN_15291_000000000000000
|7 0
|9 35049
|a AGN
|b AGN
|c AR-AGN-BTECA01-Bi
|d 2022-08-10
|i 19654
|o AGN 15291
|p AGN-15291
|r 2022-08-10 00:00:00
|w 2022-08-10
|y LIBRO
|
| 998 |
|
|
|a PRE-MARC
|
| 999 |
|
|
|c 36636
|d 36636
|