TY  - RPRT
TI  - Evolution of human behavior.
AU  - S L Washburn
AU  - E R McCown
PY  - 1972
DO  - 10.1080/19485565.1972.9987980
UR  - https://pubmed.ncbi.nlm.nih.gov/4642471/
ID  - 4642471
ER  -