Diseños experimentales y cuasiexperimentales en la investigaciòn social /
| Main Author: | |
|---|---|
| Format: | Unknown |
| Language: | Spanish |
| Published: |
Buenos Aires , Argentina :
Amorrortu Editores ,
1973.
|
| Edition: | 1a. ed. |
| Subjects: |
Sistema Bibliotecario Universidad de El Salvador
| Call Number: |
001.434 |
|---|---|
| Copy | Available |