TY  - RPRT
TI  - Facilitating return rates of mailed program evaluation questionnaires.
AU  - J L Amour
AU  - J R Bedell
PY  - 1978
DO  - 10.1177/016327877800100206
UR  - https://pubmed.ncbi.nlm.nih.gov/10236946/
ID  - 10236946
ER  -