Friedman, DE. Inheritance: A Psychological History of the Royal Family. Sidgwick and Jackson, 1993 (revised edition: Peter Owen, 2014).
Friedman, DE. Darling Georgie: The Enigma of King George V. Peter Owen, 1998.
Friedman, DE. The Ladies of the Bedchamber: The Role of the Royal Mistress. Peter Owen, 2003.
Friedman, DE. An Unsolicited Gift: Why We Do What We Do. Arcadia Books, 2010.
Friedman, DE. A new technique for the systematic desensitisation of phobic symptoms. Behav Res Ther
1966A; 4: 139–40.
Friedman, DE. A new technique for desensitization. In Progress In Behaviour Therapy (ed. Freeman, H): 44–50. John Wright, 1968.
Friedman, D, Lipsedge, MS. Treatment of phobic anxiety and psychogenic impotence by systematic desensitization employing methohexitoneinduced relaxation. Br J Psychiatry
1971; 118: 87–90.
Money, J, Musaph, H (eds) Handbook of Sexology. Elsevier/ExcerptaMedica, 1977.
Friedman, DE. Assessing the basis of sexual dysfunction: diagnostic procedures. In Sex Therapy in Britain (eds Cole, M, Dryden, W). Open University Press, 1988.
Friedman, DE. The Lonely Hearts Club. Peter Owen, 2012.