TY  - BOOK
T1  - Social experiments : evaluating public programs with experimental methods
A1  - Orr, Larry L.
LA  - English
PP  - London
PB  - Thousand Oaks [Calif.] : SAGE
YR  - 1999
UL  - https://colectivo.uloyola.es/Record/L98343
OP  - 263
SN  - 0761912959 (pbk)
KW  - Ciencias sociales : Metodología
KW  - Diseño experimental
ER  -