1. Buhrich, N., and McConaghy, N. (1978). Two clinically discrete syndromes of transsexualism.Brit. J. Psyciat. 133: 73?76.
2. CIBA Foundation Symposium (62). (1979).Sex, Hormones and Behavior. Excerpta Medica, New York.
3. Fleming, M. Z., Jenkins, S. R., and Bugarin, E. (1980). Questioning current definitions of gender identity.Arch. Sex. Behav. 9: 13?26.
4. Green, R., and Money, J. (1969).Transsexualism and Sex Reassignment Surgery. The John Hopkins University Press, Baltimore.
5. Hoeng, J., and Kenna, I. (1973). Epidemiological aspects of transsexualism.Psychiat. Clin. 6: 65?80.