1. BEHRMAN, S. N. Duveen. New York: Random House, 1952.
2. Body Beautiful. No. 12 (copy undated, 1961?).
3. EBENSTEN, H. Pierced hearts and true love. London: Derek Verschoyle, 1953.
4. ENGLISH, H. B., & ENGLISH, AVA C. Psychological and Psychoanalytical terms. New York: Longmans, Green, 1958.
5. FINESTONE, H. Cats, kicks, color. Chicago: Institute of Juvenile Research, 1959 (Reprinted from Soc. Problems. Vol. V, No. 1, 1957).