TY  - RPRT
TI  - The imprinting object as a reinforcing stimulus.
AU  - B A CAMPBELL
AU  - J R PICKLEMAN
PY  - 1961
DO  - 10.1037/h0045435
UR  - https://pubmed.ncbi.nlm.nih.gov/13876003/
ID  - 13876003
ER  -