1. Alzate, H. (1974). A course in human sexuality in a Columbian medical school.J. Med. Educ. 19: 438?443.
2. Beasley, R. (1975). Current status of sex research.J. Sex Res. 11: 335?347.
3. Belzer, E. G., and Daly, E. B. (1976).J. Sex Educ., Spring-Summer, 52?62.
4. Brenton, M. (1972). Sex therapy for college students.Sex. Behav. 2: 52?55.
5. Broderick, C., and Bernard, J. (eds.) (1969).The Individual, Sex, and Society Johns Hopkins Press, Baltimore.