TY  - RPRT
TI  - A model for program evaluation in a unitized setting.
AU  - P C Wolfe
AU  - Y Haveliwala
PY  - 1976
DO  - 10.1176/ps.27.9.647
UR  - https://pubmed.ncbi.nlm.nih.gov/184029/
ID  - 184029
ER  -