TY  - RPRT
TI  - Human relations in the classroom.
AU  - J HERTZMAN
PY  - 1956
DO  - 10.1111/j.1939-0025.1956.tb06210.x
UR  - https://pubmed.ncbi.nlm.nih.gov/13339947/
ID  - 13339947
ER  -