TY  - BOOK
AU  - Herzog, Elizabeth
TI  - Some guide lines for evaluative research: assesing psycho-social change in individuals 
AV  - H 62 H47.1959
PY  - 1959///
CY  - Washington, D.C.
PB  - U.S. Dept. of Health, Education and Welfare, Social Security Administration, Children's Bureau
KW  - Ciencias sociales
KW  - Investigación
N1  - Referencias: p. 96-117
ER  -