Robb, G. (2004). Strangers: Homosexual love in the 19th century / Graham Robb ([Advance uncorrected proofs].). Norton.
Lua i Stíl Chicago (17ú heag.)Robb, Graham. Strangers: Homosexual Love in the 19th Century / Graham Robb. [Advance uncorrected proofs]. New York [u.a.]: Norton, 2004.
Lua MLA (8ú heag.)Robb, Graham. Strangers: Homosexual Love in the 19th Century / Graham Robb. [Advance uncorrected proofs]. Norton, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.