ClassicsStudies in the Psychology of Sex, Volume 5 - Erotic Symbolism; The Mechanism of Detumescence; The Psychic State in PregnancyHavelock Ellis
ClassicsStudies in the Psychology of Sex, Volume 3 - Analysis of the Sexual Impulse; Love and Pain; The Sexual Impulse in WomenHavelock Ellis
ClassicsStudies in the Psychology of Sex, Volume 1 - The Evolution of Modesty; The Phenomena of Sexual Periodicity; Auto-ErotismHavelock Ellis
