Geahča maid: How the homosexuals saved civilization :
- Life outside : the Signorile report on gay men, sex, drugs, muscles, and the passages of life /
- Gay day : the golden age of the Christopher Street parade 1974-1983 /
- Same-sex desire and love in Greco-Roman antiquity and in the classical tradition of the West /
- The world of homosexuals /
- Homosexuality /
- The Nazi extermination of homosexuals /