TY  - BOOK
AU  - Meyers,Lawrence S
AU  - Grossen,Neal E.
TI  - Behavioral research: theory, procedure, and design 
SN  - 0716708426
AV  - BF76.5 M4.2
PY  - 1974///
CY  - San Francisco, E.U.A.
PB  - W. H. Freeman and Company
KW  - PSICOLOGIA -
KW  - INVESTIGACION
ER  -