TY  - RPRT
TI  - Archival data in program evaluation and policy analysis.
AU  - J W Luckey
AU  - A Broughton
AU  - J E Sorensen
PY  - 1982
DO  - 10.1016/0149-7189(82)90004-0
UR  - https://pubmed.ncbi.nlm.nih.gov/10259967/
ID  - 10259967
ER  -