TY  - RPRT
TI  - OBSERVATIONAL LEARNING IN MONKEYS AND APES.
AU  - K R HALL
PY  - 1963
DO  - 10.1111/j.2044-8295.1963.tb00877.x
UR  - https://pubmed.ncbi.nlm.nih.gov/14051442/
ID  - 14051442
ER  -