1. Ego Development and the Personality Disorders. Orlando, FL: Grune & Stratton, 1952.

2. Theory and Problems of Adolescent Development. Orlando, FL: Grune & Stratton, 1954. (German edition, 1968). (Portuguese edition. In press.) (2nd edition, 1977.) (Italian edition, 1968,) (2nd German edition, 1981).

3. Alcohol and Narcotic Drugs. Teachers' Manual (with W. B. Spalding). Springfield: Office of Superintendent of Public instruction, State of Illinois, 1957.

4. Theory and Problems of Child Development. Orlando, FL: Grune & Stratton, 1958. Revised edition (with E. V. Sullivan), 1970. (German edition, 1974.) (3rd edition, 1980.)

5. Drug Addiction: Physiological, Psychological, and Sociological Aspects. New York: Random House, 1958.

6. The Fern and the TIkli An American View of New Zealand National Character, Social Attitudes and Race Relations. Sydney, Australia: Angus & Robertson, 1960. Reissued by Holt, Rinehart & Winston (New York), 1965, and Christopher House (N. Quincy, MA), 1977.

7. Maori Youth. A Psychoethnological Study of Cultural Deprivation. Wellington, New Zealand: Price, Milburn, 1961. Reissued by HoIt, Rinehart & Winston (New York), 1965. Reissued by Christopher House (N. Quincy, MA), 1977.

8. The Psychology of Meaningful Verbal Learning. Orlando, FL: Grune & Stratton, 1963. (Italian edition, 1966.)

9. Readings in the Psychology of Cognition. (Co-editor with R. C. Anderson.) New York: Holt, Rinehart & Winston, 1965.

10. Learning Theory and Classroom Practice. Toronto: The Ontario Institute for Studies in Education, 1967.

11. Educational Psychology: A Cognitive View. New York: Holt, Rinehart & Winston, 1968. (German edition, 1974.) (2nd edition, 1978.) (Spanish edition, 1977.) (2nd German edition, 1980.) (Italian edition, 1978.) (Portuguese edition, 1980.) (Romanian edition, 1981.) (2nd Spanish edition, 1982).

12. School Learning: An Introduction to Educational Psychology. (With Floyd C. Robinson.) New York: Holt, Rinehart & WInston, 1969. (British edition, 1971.) (Japanese edition, with A. Yoshida, 1984.) (Australian edition, 1972.) (Romanian edition, 1973.)

13. Reading. In School Learning. New York: Holt, Rinehart & Winston, 1969. (British edition, 1970.) (Australian edition, 1971.)