1. Conel, J. L., 1939, The Postnatal Development of the Human Cerebral Cortex, Vol. I: The Cortex of the Newborn, Harvard University Press, Cambridge, Massachusetts.
2. Conel, J. L., 1941, The Postnatal Development of the Human Cerebral Cortex, Vol. II: The Cortex of the One-Month Infant, Harvard University Press, Cambridge, Massachusetts.
3. Conel, J. L., 1947, The Postnatal Development of the Human Cerebral Cortex, Vol. III: The Cortex of the Three-Month Infant, Harvard University Press, Cambridge, Massachusetts.
4. Conel, J. L., 1951, The Postnatal Development of the Human Cerebral Cortex, Vol. IV: The Cortex of the Six-Month Infant, Harvard University Press, Cambridge, Massachusetts.
5. Conel, J. L., 1955, The Postnatal Development of the Human Cerebral Cortex, Vol. V: The Cortex of the Fifteen-Month Infant, Harvard University Press, Cambridge, Massachusetts.