TY  - RPRT
TI  - Immunization against learned helplessness in man.
AU  - S L Jones
AU  - J R Nation
AU  - P Massad
PY  - 1977
DO  - 10.1037//0021-843x.86.1.75
UR  - https://pubmed.ncbi.nlm.nih.gov/838952/
ID  - 838952
ER  -