| 000 | 00646nam a2200193 a 4500 | ||
|---|---|---|---|
| 001 | 039837 | ||
| 005 | 20231009192700.0 | ||
| 008 | 070413t2001----ag-dj---------000-u-spa-u | ||
| 020 | _a950-518-042-X | ||
| 082 | 0 | _a001.42 CAM | |
| 100 | 1 | _aCampbell, Donald T. | |
| 245 | 1 | 0 |
_aDiseños experimentales y cuasiexperimentales en la investigacion social _c/ Donald T. Campbell, Julian C. Stanley |
| 260 |
_aBuenos Aires, Argentina _b: Amorrortu Editores _c, c2001. |
||
| 300 |
_a158 p. Cuadros. Tablas. _c; 160.00 |
||
| 650 | 4 |
_aInvestigacion social _x-Metodos |
|
| 650 | 4 |
_aCiencias sociales _x-Investigacion |
|
| 650 | 4 | _aSociologia | |
| 942 | _cMO | ||
| 999 |
_c247718 _d247718 |
||