TY  - RPRT
TI  - A model of control.
AU  - D W Tiffany
AU  - F C Shontz
AU  - S B Woll
PY  - 1969
DO  - 10.1080/00221309.1969.9710773
UR  - https://pubmed.ncbi.nlm.nih.gov/5810612/
ID  - 5810612
ER  -