References
- Alpert , Augusta . 1959 . “Reversibility of Pathological Fixations Associated With Maternal Deprivation In Infancy,” . In The Psychoanalytic Study of the Child , Vol. XIV , N.Y. : International University Press .
- Erikson , Erik . 1968 . Childhood and Society , N.Y. : F.W. Norton & Co .
- Freud , Anna . 1966 . The Ego and the Mechanisms of Defense , N.Y. : International University Press .
- Mahler , Margaret . 1975 . The Psychological Birth of the Human Infant , N.Y. : Basic Books .
- Piaget , Jean . 1969 . The Psychology of the Child , N.Y. : Basic Books .
- Witkin , H. A. 1962 . Psychological Differentiation , N.Y. : Wiley .