Hart, J., Richardson, D., & Plummer, K. (1981). The theory and practice of homosexuality: John Hart ; Diane Richardson. With contributions from Kenneth Plummer (1. Auflage.). Routledge & Kegan Paul.
Lua i Stíl Chicago (17ú heag.)Hart, John, Diane Richardson, agus Kenneth Plummer. The Theory and Practice of Homosexuality: John Hart ; Diane Richardson. With Contributions from Kenneth Plummer. 1. Auflage. London [u.a.]: Routledge & Kegan Paul, 1981.
Lua MLA (8ú heag.)Hart, John, et al. The Theory and Practice of Homosexuality: John Hart ; Diane Richardson. With Contributions from Kenneth Plummer. 1. Auflage. Routledge & Kegan Paul, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.