Abstract
Get full access to this article
View all access options for this article.
References
1.
Butler
R. A.
Harlow
H. F.
Persistence of visual exploration in monkeys . J. comp. physiol. Psychol. , 1954 , 47 , 258 –263 .
2.
Harlow
H. F.
Primary affectional patterns in primates . Amer. J. Orthopsychiat. , 1960 , 30 , 676 –684 .
3.
Harlow
H. F.
Harlow
M. K.
Hansen
E. W.
The maternal affectional system of rhesus monkeys . In
Rheingold
H. L.
(Ed.), Maternal care in mammals . In press.